Which type of mutation happens when an organism has extra genetic material?
O Deletion
O Duplication
O Inversion
O Translocation
Answers
Answer:
B.) Duplication
Explanation:
A.) is incorrect because deletions involve the removal of one (or more) nucleotides during the DNA replication process.
B.) is correct because duplication involves duplicating a nucleotide (or more) of the DNA strand. This results in repeated genetic material.
C.) is incorrect because inversion involves a section of DNA bein removed and reattached backwards during DNA replication.
D.) is incorrect because translocation involves a section of a chromosome being removed and added to another chromosome.
Answer:duplication
Explanation:all others answers are either removing or keeping the same amount of genetic material
Related Questions
ВDrag the labels to their appropriate locations on the diagram of the carbon cycle.
Drag the labels of Group 1 to identify the processes in the carbon cycle.
Drag the labels of Group 2 to identify the reservoirs in the carbon cycle.
a. CO2 in the atmosphere
b. photosynthesis on land
c. photosynthesis in ocean
d. cellular respiration
e. plants
f. burning fossil fuels
g. consumers
h. decomposers
Answers
The carbon cycle is a process that describes the movement of carbon between the atmosphere, land, oceans, and living organisms. The correct sequence of the given processes are in image below.
\(CO_2\) in the atmosphere: Carbon dioxide (\(CO_2\)) in the atmosphere is a greenhouse gas that plays a critical role in trapping heat and regulating Earth's temperature.Photosynthesis on land: Land plants convert carbon dioxide (\(CO_2\)) from the atmosphere into glucose through photosynthesis, storing carbon and releasing oxygen.Photosynthesis in ocean: Photosynthetic organisms in the ocean, such as marine plants and phytoplankton, utilize carbon dioxide (\(CO_2\)) from seawater to produce organic matter, contributing to the oceanic carbon cycle.Cellular respiration: Cellular respiration is the metabolic process in which organisms, including plants and animals, convert organic compounds into energy, releasing carbon dioxide (\(CO_2\)) as a byproduct. Plants: Plants are primary producers that take in carbon dioxide (\(CO_2\)) from the atmosphere through photosynthesis, converting it into organic matter and serving as important carbon sinks.Burning fossil fuels: The combustion of fossil fuels, such as coal, oil, and natural gas, releases carbon dioxide (\(CO_2\)) into the atmosphere, contributing to the increase in atmospheric \(CO_2\) levels.Consumers: Consumers, including animals, obtain carbon by consuming organic matter, releasing carbon dioxide (\(CO_2\)) through cellular respiration as they break down the consumed compounds to extract energy. Decomposers: Decomposers, such as bacteria and fungi, break down dead organic matter, releasing carbon dioxide (\(CO_2\)) into the atmosphere as a result of the decomposition process.The correct sequence is shown in the image below. Here, the group 1 (marked as red) includes photosynthesis on land, photosynthesis in ocean, cellular respiration and burning fossil fuels; while group 2 (marked as blue) includes the \(CO_2\) in the atmosphere, plants, consumers and decomposers.
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A population of wild hawks is being studied by researchers. The hawks in this region are endangered due to a diminishing food source. The researchers determine a model for the rate at which the hawk population, in thousands, changes over the course of time, measured in years. This model is based upon a food scarcity parameter, a. Given this parameter, the appropriate model is:
dy/dt=-0.2y^2+(1-a)y
The parameter, a, can be any value between 0.5 and 1.25.
a) Produce side-by-side phase lines for values of a=0.5, 0.75, 1.00, and 1.25
b.) Describe the effect of increasing a on the hawk population.
c.) Is there any range of the food scarcity parameter, a, such that the hawk population is in significant trouble? Explain.
Answers
a) We are to produce side-by-side phase lines for values of a = 0.5, 0.75, 1.00, and 1.25.
Step 1:
We write the differential equation given in the question as,dy/dt = -0.2y² + (1 - a)yWe can re-write the above equation asdy/dt = y[(-0.2y) + (1 - a)]Now, we can see that the equation is in the form ofdy/dt = f(y)where f(y) = y[(-0.2y) + (1 - a)]Step 2:
We find the critical points.Critical points are the points where f(y) = 0.So, we can writef(y) = y[(-0.2y) + (1 - a)] = 0Therefore,y = 0 or (-0.2y) + (1 - a) = 0i.e. y = 0 or y = (a - 1) / 0.2Therefore, the critical points are y = 0 and y = (a - 1) / 0.2Step 3:
We find the sign of f(y) in each of the intervals using the test point method.The table for f(y) is as follows.Interval(-∞, 0)(0, (a - 1) / 0.2)((a - 1) / 0.2, ∞)Test Pointy = -1y = 0.1y = 5Value of f(y) in each intervalf(y) > 0f(y) < 0f(y) > 0Step 4:
We draw the side-by-side phase lines for values of a = 0.5, 0.75, 1.00, and 1.25.The side-by-side phase lines for different values of a are shown belowb) We are to describe the effect of increasing a on the hawk population.Since the hawk population changes with respect to the parameter a, we can analyze the effect of increasing a on the hawk population from the phase lines.From the phase lines, we can observe that the hawk population increases as the parameter a increases. So, increasing a will increase the hawk population.
c) We are to find if there is any range of the food scarcity parameter, a, such that the hawk population is in significant trouble. Explain.Since the hawk population decreases when y is positive and f(y) is negative, we can find the range of a for which y is positive and f(y) is negative.From the phase line, we can see that when a is less than 0.7, the hawk population is in significant trouble as the population tends towards zero exponentially.
About HawkHawk are birds of prey from the Accipitridae family. They are widespread and are found on all continents except Antarctica. The subfamily Accipitrinae includes goshawks, sparrowhawks, sharp-shinned hawks and others. This subfamily is mostly forest birds with long tails and high visual acuity. What kind of animal does the eagle belong to? Hawk are a group of aves or birds that eat meat. These animals reproduce by laying eggs so they are also known as oviparous animals. This bird belongs to a group of warm-blooded animals with very fast flying abilities.
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How do components of a dna molecule influence its physical properties?
deoxyribose and phosphate, linked by phosphodiester bonds, form repeating units to make up the backbone of dna.
deoxyribose molecules, nitrogenous bases, and phosphate side chains are linked by glycosidic bonds to give dna its helical shape.
nitrogenous bases and phosphate groups are linked by peptide bonds and then folded to give dna its helical shape.
nitrogenous bases have a phosphate bound to their 3' end and a deoxyribose bound to their 5' end to form the backbone of dna.
Answers
Deoxyribose and phosphate, linked by phosphodiester bonds, form repeating units to make up the backbone of DNA.
Groups of roughly similar building blocks called nucleotides make up long, chain-like molecules known as nucleic acids. Each nucleotide consists of a pentose sugar (five carbons) attached to a phosphate group, which is then attached to a nitrogenous aromatic radical.
Adenine (A), guanine (G), cytosine (C), and thymine (C) are the four chemical bases that make up the majority of the information that is stored in DNA as code (T). A and T, as well as C and G, produce base units when the DNA bases pair with one another. These genes, which convey certain distinct personal features, are passed down from parents to children.
Since DNA has a polar character, it can dissolve in water. Its polarity is provided by the phosphate-sugar backbone, which is strongly charged. It is insoluble, nevertheless, when there is salt and alcohol present.
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a mother chimpanzee is sitting behind her offspring, grooming the offspring. what sensory stimulus is the young chimpanzee taking in from this interaction?
Answers
The young chimpanzee in this interaction is likely taking in tactile sensory stimuli from the grooming session with its mother. Grooming involves physical contact, such as the mother's hands or fingers touching the offspring's body and skin.
Through tactile sensations, the young chimpanzee can perceive the gentle touch, pressure, and movements of its mother's grooming actions. Tactile sensory information is important for social bonding, communication, and comfort among primates, including chimpanzees. Grooming not only helps to maintain hygiene and remove parasites but also serves as a social behavior that strengthens the bond between the mother and offspring. The tactile stimulation received during grooming can provide a sense of security, reassurance, and physical closeness for the young chimpanzee, fostering a positive emotional connection with its mother.
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you are doing a mark-recapture experiment to determine the population size of the mendaliens living on an island in my back yard. initially, you catch and mark 130 mendaliens, which you then release. next, you capture 90 mendaliens, of which 20 are marked. what is your estimate of the population size of mendaliens living on the island in my back yard? you are doing a mark-recapture experiment to determine the population size of the mendaliens living on an island in my back yard. initially, you catch and mark 130 mendaliens, which you then release. next, you capture 90 mendaliens, of which 20 are marked. what is your estimate of the population size of mendaliens living on the island in my back yard? 234,000 29 130 585 14
Answers
Your estimate of the population size of mendaliens living on the island in your backyard is 585.
1. First, note the marked mendaliens (130) and the proportion of marked mendaliens in the second capture (20/90).
2. Use the formula: Total population = (Marked mendaliens * Total captured in the second attempt) / Marked mendaliens captured in the second attempt.
3. Substitute the values: (130 * 90) / 20 = 585.
4. The estimated population size is 585 mendaliens. This mark-recapture method assumes equal catchability, closed populations, and marks remain detectable throughout the study.
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marfan syndrome is the result of inheriting a single allele. individuals with marfan syndrome are tall and long-limbed, and have both cardiovascular and eye defects. of what type of inheritance is the phenotype of marfan syndrome an example? select one: pleiotropy codominance homozygous recessive incomplete dominance homozygous dominant
Answers
The expression of numerous features by a single gene is known as pleiotropy. The mutation restricts the body's capacity to produce the necessary proteins for connective tissue synthesis. Marfan syndrome is caused by a mutation in the FBN1 gene.
PLEIOTROPY is the phenomena in which a single locus influences two or more phenotypic features that are seemingly unrelated to one another. Pleiotropy is a hereditary condition brought on by the body cells' slow metabolism of the amino acid phenylalanine. It is sometimes defined as a single mutation that impacts two or more wild-type attributes. Phenylketonuria is a condition and a straightforward illustration of a pleiotropy.
In one out of every four cases, the cause of the development of Marfan syndrome is unknown. A Marfan syndrome patient's chance of passing it on to their offspring is one in two. Marfan syndrome, a genetic illness, affects connective tissue, or the fibers that hold and attach your organs and other body parts. Marfan syndrome most usually affects the skeleton, blood vessels, heart, and eyes.
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What do cells in the spongy mesophyll layer have that makes gas exchange easier?
Answers
Answer:
The spongy mesophyll cells are adapted for gas exchange. They are loosely-packed with large intercellular air spaces where gases can readily diffuse. They have fewer chloroplasts than palisade cells, so carry out less photosynthesis . When the plant is photosynthesising during the day, these features allow carbon dioxide to diffuse into the spongy mesophyll cells, and oxygen to diffuse out of them.
which kingdom has 2 kingdoms that are all unicellular?
Answers
Answer: Prokaryotes, archaea, protists, fungi, algae.
Explanation:I don’t think there are any single celled organisms that are today classified as animals. So basically I just left the animal kingdom out. Both metazoans and sponges are for the most part multicellular.
KINGDOM PROTISTA
Explanation:
All single-celled eukaryotes are placed under Protista, but the boundaries of this kingdom are not well defined.
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Which birds beak is best adapted to get nourishment from the nectar of flowers?
Answers
A hummingbird's long, narrow beak allows it to easily dip into blooms to drink nectar (a sugary fluid the hummingbird uses for food).
What adaptations have been made to the nectar-eating habits of birds?The long, slender beaks of hummingbirds enable them to delve inside blossoms for nectar. Nevertheless, because flowers come in a variety of sizes and shapes, so do hummingbirds' beaks. Others are slender, some are long, some are curved, and some are straight.
Why is their name "hummingbirds"?The majority of hummingbirds flap their wings between 60 and 80 times per second. Because of the buzzing sound that their wings create while they fly, hummingbirds get their name. Due to their birds' adaptable shoulder joints,
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2. Cell membranes are fragile and can easily be damaged by various substances.
HYPOTHESIS: When testing the effect of different alcohols on the cell membrane of red beet cells, the
damage to the membrane can be measured by the amount of red dye released into the solution.
Independent variable:
Dependent variable:
What is the dependent variable
Answers
Dependent: The amount of red dye released into the solution
In the given case, the dependent variable is the discard of red color and independent variable is alcohol.
What is variable?A variable in research is a person, place, thing, or phenomenon that researchers are attempting to quantify in any way.
The best way to get the difference between a dependent as well as an independent variable is to consider the words that tell individuals about the variable in question.
The independent along with dependent variables are the two major variables in an experiment.
In a scientific experiment, an independent variable is the variable that is either changed or controlled in order to test the effects on the dependent variable.
In a scientific experiment, the dependent variable is the variable that is being tested along with measurement.
In the given scenario, the variable alcohol is the one that can result in red color of the solution.
Thus, it can be concluded that here the independent variable is alcohol and dependent one is red color of the solution.
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One of the newest applications of cell technology is called cybrid embryos. This process involves replacing the nuclear material of an animal cell with human nuclear material. How might this process affect public policies about research by using stem cells? the same policies and concerns about the use of human embryonic stem cells would most likely apply. The embryos would most likely be treated like traditional animal embryos and regulated accordingly. The process of forming cybrid embryos would most likely be banned by government regulators. The embryos would be treated as regular cells because they are not fully human in origin.
Answers
Cybrids, also known as cytoplasmic hybrids, are eukaryotic cell lines formed by the fusion of a nuclear donor cell and a cytoplast from a different source, which serves as a mitochondrial donor.
A hybrid embryo is a cross between human and animal tissue. There are several types of hybrid embryos, but cytoplasmic embryos have recently sparked controversy. The first is to transplant organs from one animal into another, which is a risky proposition because the host's immune system may reject the organ. The other method is to start at the embryonic level, inserting cells from one animal into the embryo of another and allowing them to grow together into a hybrid.
The stem cell embryo model is significant because it allows us to see the developing structure at a stage that is normally hidden from us due to the tiny embryo's implantation into the mother's womb.
Transferring only one embryo at a time is recommended to reduce the number of multiple pregnancies caused by IVF, as such pregnancies pose risks to both mothers and babies, including increased rates of maternal mortality, preterm births, and low birth weight.
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Molecular biologists have determined that cells contain dna-binding proteins that attach to specific dna sequences. What role do these binding proteins have on gene expression?.
Answers
DNA-binding proteins, also known as transcription factors, regulate gene expression by binding to specific DNA sequences and either enhancing or suppressing gene transcription, thereby controlling the production of mRNA and influencing cellular processes.
DNA-binding proteins play a crucial role in regulating gene expression. These proteins, known as transcription factors, recognize and bind to specific DNA sequences called transcription factor binding sites (TFBS) within the regulatory regions of genes.
By binding to these sites, they can either enhance or suppress gene transcription.
Transcription factors act as molecular switches that control the initiation of transcription by RNA polymerase, the enzyme responsible for synthesizing RNA from DNA.
When a transcription factor binds to a TFBS upstream of a gene, it can recruit additional proteins and co-activators to form a transcriptional complex.
This complex facilitates the assembly of RNA polymerase, resulting in increased gene transcription and ultimately higher levels of mRNA.
Conversely, some transcription factors act as repressors. By binding to TFBS, they prevent the recruitment of RNA polymerase and associated co-activators, inhibiting gene transcription.
This repression can be either direct or indirect, involving interactions with other proteins or DNA elements.
Overall, DNA-binding proteins exert precise control over gene expression by determining which genes are turned on or off in a given cell type or under specific conditions.
Their binding to DNA sequences modulates the accessibility of genes to the transcription machinery, thus playing a crucial role in the regulation of cellular processes and development.
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If you boiled some ice in a hot frying pan, would it become a gas or a liquid?
Answers
Answer:
i think it would become liquid but if its really hot enough it would turn into gas
Explanation:
Which of these Is NOT a type of habitat?
A) a desert
B) a mountain
C) a rainforest
D) the world
Answers
Answer:
D
Explanation:
Its kinda hard to explain but the world is more like a planet(?) and not a type of habitat since anything can live on it
Answer:
D- the world
Explanation:
There are 100 ___
are in a meter
meters
millimeters
kilometers
centimeters
fill in the blank
Answers
Answer:
D. Centimeters
Explanation:
There are 100 centimeters in a meter. 100-1 is centimeters-meters. You can remember this because centimeters has "cent" in it and you need 100 cents to make 1 dollar. I hope this helps!
Suppose the current exchange rate between Germany and Japan is 0.02 =C/¥. The euro-denominated annual continuously compounded risk-free rate is 4% and the yen-denominated annual continuously compounded risk-free rate is 1%.
a. What are the 6-month euro/yen and yen/euro forward prices
Answers
The 6-month euro/yen forward price is 0.0201185 €/¥.
The 6-month yen/euro forward price is 49.7307 ¥/€.
To calculate the forward prices, we need to consider the interest rate differentials between the two currencies.
1. Calculate the euro/yen forward price:
Forward price = Spot price × (1 + Euro interest rate) / (1 + Yen interest rate)
Forward price = 0.02 × (1 + 0.04) / (1 + 0.01)
Forward price = 0.0201185 €/¥
2. Calculate the yen/euro forward price:
Forward price = 1 / Euro/yen forward price
Forward price = 1 / 0.0201185
Forward price = 49.7307 ¥/€
Therefore, the 6-month euro/yen forward price is 0.0201185 €/¥, indicating the amount of yen needed to buy one euro in the future. The 6-month yen/euro forward price is 49.7307 ¥/€, indicating the amount of euros needed to buy one yen in the future.
These forward prices are determined based on the interest rate differentials and expectations of future currency exchange rates.
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N
If you were looking at a frog's lifecycle, you would find more specialized cells in what stage?
A. the beginning ball of cells
the adult frog
B.
C.
O D.
a developing tadpole
the same amount at all stages
4
Reset
Next
Answers
If you were looking at a frog's lifecycle, you would find more specialized cells in the adult frog stage (option b).
In a frog's lifecycle, the adult frog stage is where you would find more specialized cells. This stage occurs after the frog has gone through various developmental stages, starting from the beginning ball of cells.
1. The beginning ball of cells: This is the initial stage of a frog's development. It starts with the fertilization of the egg and the formation of a zygote. At this stage, the cells are not yet specialized and are in the process of dividing and multiplying.
2. Developing tadpole: After the beginning ball of cells, the zygote undergoes further development and transforms into a tadpole. The tadpole stage is characterized by the presence of gills and a tail. The cells in this stage are becoming more specialized but are still relatively unspecialized compared to the adult frog stage.
3. Adult frog: The adult frog stage is the final stage of the lifecycle. At this point, the tadpole has undergone metamorphosis and has transformed into a fully developed frog. In this stage, the cells have become highly specialized to perform specific functions necessary for the frog's survival, such as muscle cells, nerve cells, and specialized organs like the heart and lungs.
4. The same amount at all stages: It is not accurate to say that there is the same amount of specialized cells at all stages of the frog's lifecycle. As the frog develops and goes through metamorphosis, the cells differentiate and specialize to fulfill specific roles and functions required for each stage of development. The highest concentration of specialized cells is found in the adult frog stage.
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After reading jared diamonds "the worst mistake in human history" article. compare and contrast the lives of people before, during, and after the transition from the nomadic and agricultural lifestyles. analyze the causes and effects of each positive and negative consequence including whether it was social, economic, and/or environmental
Answers
Why was agriculture the worst mistake in human History?
Along with epidemic diseases, starvation, and malnutrition, farming also contributed to the creation of severe class distinctions. Hunter-gatherers rely solely on the wild plants and animals they catch each day, with little to no food stored and no concentrated food sources, such as an orchard or a herd of cows.Was the agricultural revolution good or bad?
Between 1700 and 1870, it is thought that both total agricultural output and output per worker increased by a factor of 2. 7 times. Britain's agriculture is the most productive in Europe thanks to the Agricultural Revolution, with 19th-century yields up to 80% higher than the continental average.Learn more about Astronomy
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Semester A Review Practice
More than two-thirds of the universe's identified galaxies are which type? (1 point)
O irregular
O lenticular
O spiral
O elliptical
Answers
Answer: spiral
Explanation:
More than two third of the total galaxies that are present in the universe are spiral in shape. The correct answer is option 3.
What is the name of our resident galaxy ? It is the milky way in which we all are living.
Astronomers do classify that the galaxies are divided into three major categories that are elliptical, spiral and irregular. The span of these galaxies have a wide range of sizes that is from the dwarf galaxies having as few as 100 million stars to the giant galaxies with more than atleast the trillion stars.
Approximately 60% of galaxies are nearly thought to be spiral type galaxies that are making spiral galaxies as the home of majority of the stars in Universe.Elliptical galaxies are largest and common galaxies that are observed. They nearly make up of almost 20% of the nearby galaxies. Irregular galaxies are irregular ones.
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which of the following statements is a false or incorrect statement? question 17 options: damage to the visual association area results in blindness. damage to the primary auditory cortex results in the inability to interpret pitch, loudness, and location. damage to the premotor cortex results in loss of motor skills programmed in that area but movement is still possible. damage to the primary motor cortex results only in the loss of voluntary muscle control.
Answers
The Damage to the primary motor cortex results only in the loss of voluntary muscle control is the only incorrect statement among the given.
(1) Damage to the visual association area can results in blindness.
(2) This statement is also true that damage to the primary auditory cortex results in the inability to interpret pitch, loudness, and location. as primary auditory cortex contains neurons that register the characteristics of sound.
(3) Damage to the premotor cortex results in loss of motor skills programmed in that area but movement is still possible.
(4) damage to the primary motor cortex results only in the loss of voluntary muscle control. This is the incorrect statement because damage to the primary motor cortex results in a clinical condition called upper motor neuron syndrome. It can also arise as a result of damage to the axons arising from the motor cortex, i.e., the corticospinal tract.
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6. Which fossil type provides the most anatomical
information to paleontologists?
Answers
Answer:
amber
Explanation:
the amber completely preserves the specimen
Question 2 of 10
What is the likely effect of increasing the use of fossil fuels?
O A. Pollution levels and their effects will decrease.
B. Global warming will steadily decrease.
C. Biodiversity will decrease in most ecosystems.
D. Ecosystems will become more resilient.
Answers
Water is a static resource.
Agree or Disagree?
Why?
Answers
A rock sample has 25% of its original radioactive element and the half-life of the element is 1 million years. How old is the sample?.
Answers
A rock sample approximately has 500.000 years old.
Why are elements called radioactive? A useful concept half-life has formula which can be used to calculate the age of a specific material ( N(t) = N0[eλ*t] -).its known the half life is 1.000.000, so it's 2.000.000, and 25% of it is 500.000. Thus we know the sample was 500.000 years old.When the atoms of an element have extra neutrons or protons it creates extra energy in the nucleus and causes the atom to become unbalanced or unstable. Whether radioactive elements can become stable and if so, how. The unstable nucleus of radioactive atoms emit radiation.The four common radioactive elements found in the periodic table are Uranium, Radium, Polonium, and Thorium.Radioactivity is the act of emitting radiation spontaneously. This is done by an atomic nucleus that, for some reason, is unstable; it wants to give up some energy in order to shift to a more stable configuration.Learn more about radioactive elements here: brainly.com/question/17551878
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Please help! a population of monarch butterflies winter in mexico. which group of alleles represents the gene pool of these monarch butterflies?
all alleles in monarchs across north america
all alleles in this monarch population
all dominant alleles in this monarch population
all recessive alleles in this monarch population
Answers
Answer: The correct answer is “All alleles in this monarch population”
Explanation: Took the test ;-;
I need help please I wanna pass this class
Answers
Answer:
Explanation:
Answer: I mean the instructions are pretty clear and you still ask for help?
What gas do humans breathe out that plants use for photosynthesis?
Help plz
Answers
Answer:
carbon dioxide
hope this helped
Explanation:
Answer: Photosynthesis and respiration are the two essential processes that allow life to sustain on earth. In a way, they are a cycle — plants help humans breathe by providing us with oxygen, and humans help plants "breathe" by providing them with carbon dioxide.
Discuss the function of hemoglobin in human body and the consequences of hemoglobin
deficiency
Answers
Hemoglobin: The high iron-containing protein in red blood cells (RBCs) is known as hemoglobin. This gives the blood a red color.
It has two main functions: it carries oxygen from the lungs to tissues of the body, and it carries carbon dioxide from cells back to the lungs for excretion.
Functions of hemoglobin:
Hemoglobin is the main reason for the red color in our blood.Hemoglobin carries oxygen and carbon dioxide. Hemoglobin interacts with other ligands.Hemoglobin plays a crucial role in maintaining the shape of red blood cells.Consequences of hemoglobin deficiency:
Hemoglobin deficiency leads to having fewer red blood cells and causes anemia.It is found in red blood cells and acts as a carrier of oxygen and carbon dioxide.Low levels of hemoglobin in the blood cause parts of the body to function more slowly and weaken due to reduced oxygenation.Hemoglobin deficiency reduces the blood's oxygen-carrying capacity.
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Write a testable question that could be used to further investigate the topic of stimulus-response time.
Answers
These tests rate the patient's ability to maintain attention and alertness for the target stimulus and the ability
What is an example of a testable question investigated?Does salt condition the freezing rate of water does wind speed affect the evaporation rate of water Does testable temperature have a result on a magnet's strength the revolving of the earth (time of the day) affect the length of a shadow,
stimulus-response examples of stimuli and their reply: You are hungry so you eat some food. A rabbit gets afraid so it runs away. You are cold so you put on a jacket.
So we can conclude that Testable: How does changing the shape of a rocket's fins change its flight
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Sort the steps of digestion in order from beginning to end.
- The stomach kills some bacteria and breaks food down into chyme.
- Nutrients from dissolved food are absorbed from the small intestine into the bloodstream.
- Water and nutrients are absorbed by the large intestine; chyme becomes waste matter.
- Saliva mixes with food and changes starches into sugars.
Answers
- The stomach kills some bacteria and breaks food down into chyme.
- Nutrients from dissolved food are absorbed from the small intestine into the bloodstream.
- Water and nutrients are absorbed by the large intestine. Chyme becomes waste matter.
Saliva mixes with food and changes starches into sugars is the beginning step of the digestion.
What are the functions of saliva?Saliva is the medium that bathes the taste receptors in the oral cavity and in which aroma and taste compounds are released when food is eaten.
It is composed of water, mucus, proteins, mineral salts, and amylase. As saliva circulates in the mouth cavity it picks up food debris, bacterial cells, and white blood cells.
Saliva moistens the mouth for comfort, lubricates as you chew and swallow, and neutralizes harmful acids. It also kills germs and prevents bad breath, defends against tooth decay and gum disease, protects enamel, and speeds up wound healing.
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