The sit & reach test measures flexibility of what muscle?
Answers
The sit & reach test measures the flexibility of the hamstring muscles.
What is muscles?Muscles are a type of soft tissue found in most animals. They are specialized for movement, providing support and protection for organs, and generating heat. Muscles are composed of cells called fibers, each fiber containing many smaller muscle cells. These muscle cells contract, producing movement in the body. Muscles are connected to bones and other structures by tendons, which allow them to move the body, providing power and strength. Muscles also help to maintain posture and balance. Muscles have the ability to stretch and contract, allowing them to generate force and move the body in different directions. Muscles can also be used to hold objects in place, helping us to grip and manipulate objects.
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Related Questions
The building blocks of a carbohydrate are:
A. Fatty Acids
B. Nucleotides
C. Monosaccharides
D. Amino Acids
Answers
Please help I need to turn it please
Answers
During the reactions of glycolysis, one molecule of glucose is converted into how many molecules of pyruvate?.
Answers
One molecule of glucose is transformed into two molecules of pyruvate during glycolysis processes. It affects both aerobic and anaerobic organisms.
The process of breaking down glucose to create energy is known as glycolysis. It produces two pyruvate molecules, as well as ATP, NADH, and water. There is no requirement for oxygen throughout the process, which takes place in a cell's cytoplasm. During glycolysis, glucose is eventually transformed into pyruvate and energy. The fundamental objective of glycolysis is not to make adenosine 5′-triphosphate; rather, it is to produce pyruvate for the trichloroacetic acid (TCA) cycle. The glycolytic production of pyruvate decreases the cytosol by increasing the ratio of NADH [a reduced version of NAD+ (nicotinamide adenine dinucleotide)] to NAD+.
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Which process turns glucose into energy?
Breathing
Cell division
Cellular respiration
Photosynthesis
Answers
Answer:
cellular respiration
Explanation:
A student set up the lab experiment below. What gas would the student be collecting in the test tube below?
A. carbon dioxide
B. nitrogen
C.hydrogen
D. oxygen
Answers
Answer:
A. carbon dioxide
Explanation:
because it is logic there's a plant?
Aimee is taking a shot of several deer in the forest. She wants to emphasize the size of those deer closest to her. Which lens should she use
Answers
To emphasize the size of the deer closest to her, Aimee should use a telephoto lens.
Telephoto lenses have a longer focal length, which allows for magnification of distant objects and the compression of the depth of field. When photographing deer in the forest, using a telephoto lens will allow Aimee to zoom in and capture the deer up close, making them appear larger in the frame. In contrast, wide-angle lenses would have the opposite effect. They have a shorter focal length, resulting in a wider field of view and a greater depth of field. Wide-angle lenses are better suited for capturing expansive landscapes or scenes where the photographer wants to include more of the surroundings rather than emphasizing a specific subject up close. Therefore, for emphasizing the size of the deer closest to her, Aimee should opt for a telephoto lens.
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ALWAYS use significant figure rules. Remember that these rules apply to all numbers that are measurements.
In working this problem, assume the value of "g" to be 9.8 m/s2 with two (2) significant digits unless otherwise stated.
Calculate the increase in potential energy of a 60.0-kg man who climbs a ladder 10.0 meters high.
Answers
An increase in potential energy of 5,880 J will result from a 60.0-kg man climbing a ladder that is 10.0 meters high.
Potential energy of the man has increased
The additional potential energy of a man is calculated using the formula below:
P.E = mgh in which
The unit of mass for the man is m.
The man has grown to h in height.
In g, gravitational acceleration is expressed.
P.E = 60 x 9.8 x 10
P.E = 5,880 J
A 60.0-kg man climbing a ladder that is 10.0 meters high will therefore require an additional 5,880 J of potential energy.
Potential energy is a type of stored energy that depends on the interactions of various system elements. The potential energy of a spring rises when it is compressed or stretched.
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Complete Question -
ALWAYS use significant figure rules. Remember that these rules apply to all numbers that are measurements.
In working this problem, assume the value of "g" to be 9.8 m/s2 with two (2) significant digits unless otherwise stated.
Calculate the increase in potential energy of a 60.0-kg man who climbs a ladder 10.0 meters high.
5880
600
58,800
What is diffusion on
Answers
Answer:
diffusion is process resulting from random motion of molecules by which there is a net flow of matter from a region of high concentration to a region of low concentration.
Explanation:
A familiar example is the perfume of a flower that quickly permeates the still air of a room. ion diffusion across a semipermeable membrane.
Diffusion is the process of movement of molecules under a concentration gradient. It is an important process occurring in all living beings. Diffusion helps in the movement of substances in and out of the cells. The molecules move from a region of higher concentration to a region of lower concentration until the concentration becomes equal throughout.
Liquid and gases undergo diffusion as the molecules are able to move randomly.
Example:
Take water in a beaker. Add a few copper sulfate crystals in one place and leave it as it is for some time without disturbing it. After some time we can see that the beaker contains a uniformly coloured solution. Here, both water and copper sulfate diffuse independently. With this experiment, we can infer that solutes move from a higher concentration to a lower concentration in a solution.
The last option is fungi
Answers
Answer:
Bacteria
Explanation:
Bacteria is the most abundant group of organisms on Earth 0.0
A scientist is comparing the dna sequences of three different organisms. which evidence would support the conclusion that all three organisms are closely related?
Answers
If a scientist is comparing the DNA sequences of three different organisms and wants to conclude that all three organisms are closely related, they would look for evidence of similarity in their DNA sequences
They would specifically search for the following proof:
High degree of sequence similarity: If there is a great deal of similarity between the DNA sequences of the three organisms, this may indicate that they are closely related and had a common ancestor.
Shared genetic characteristics: The existence of particular genes or genetic markers in all three creatures shows that they are closely related and descended from a single species.
Genes or sequences that are conserved: If the three creatures contain genes or sequences that are conserved, it is likely that they have a common evolutionary history and are related.
Geographical distribution: If all three organisms are present in the same area, this is indicative of their close kinship and same ancestry.
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Check your blood pressure: In a recent study, the Centers for Disease Control and Prevention reported that diastolic blood pressures of adult women in the United States are approximately normally distributed with mean 80.5 and standard deviation 9.6. (a) What proportion of women have blood pressures lower than 72? (b) What proportion of women have blood pressures between 70 and 92? (c) A diastolic blood pressure greater than 90 is classified as hypertension (high blood pressure). What proportion of women have hypertension? (d) Is it unusual for a woman to have a blood pressure lower than 68? Round the answers to four decimal places.
Answers
Blood pressure refers to the force exerted by circulating blood on the walls of blood vessels. The correct answers are:
(a) Approximately 0.1867 or 18.67% of women have blood pressures lower than 72.
(b) Approximately 0.0968 or 9.68% of women have blood pressures lower than 68.
(a) To find the proportion of women with blood pressures lower than 72, we need to calculate the area under the normal distribution curve to the left of 72. Using the mean (80.5) and standard deviation (9.6), we can standardize the value of 72.
Z = (X - μ) / σ
Z = (72 - 80.5) / 9.6 = -0.89
Using a standard normal distribution table or a calculator, we can find the corresponding proportion, which is approximately 0.1867.
Therefore, approximately 0.1867 or 18.67% of women have blood pressures lower than 72.
(b) To find the proportion of women with blood pressures between 70 and 92, we need to calculate the area under the normal distribution curve between these two values.
First, we standardize the values:
Z1 = (70 - 80.5) / 9.6 = -1.10
Z2 = (92 - 80.5) / 9.6 = 1.20
Using the standard normal distribution table or a calculator, we can find the area to the left of Z2 and subtract the area to the left of Z1 to find the proportion between these two values. The proportion is approximately 0.7837.
Therefore, approximately 0.7837 or 78.37% of women have blood pressures between 70 and 92.
(c) To find the proportion of women with hypertension (diastolic blood pressure greater than 90), we need to calculate the area under the normal distribution curve to the right of 90.
Standardizing the value:
Z = (90 - 80.5) / 9.6 = 0.99
Using the standard normal distribution table or a calculator, we can find the area to the right of Z, which is approximately 0.1611.
Therefore, approximately 0.1611 or 16.11% of women have hypertension.
(d) To determine if it is unusual for a woman to have a blood pressure lower than 68, we can calculate the proportion of women with blood pressures lower than 68 using the same method as in part (a).
Z = (68 - 80.5) / 9.6 = -1.30
Using the standard normal distribution table or a calculator, we can find the corresponding proportion, which is approximately 0.0968.
Therefore, approximately 0.0968 or 9.68% of women have blood pressures lower than 68.
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In pea plants there is a dominant allele (A) for green pods and a recessive allele (a) for yellow pods. Suppose a heterozygous plant is crossed with a plant that has yellow pods. Complete the sentences about this monohybrid cross with the correct terms.
The phenotype of the heterozygous plant is
The genotype of the heterozygous plant is
The genotype of the plant with yellow pods is
The genotype of the gametes produced by the heterozygous plant is
The genotype of the gametes produced by the plant with yellow pods is
The expected frequency of F_1 plants with yellow pods is
The expected frequency of F_1 plants with the genotype AA is
Aa
75% A and 25% a
25%
50% A 50% a
0%
green pods
75% AA and 25% Aa
AA
yellow pods
75%
aa
50%
100% A
100% a
Answers
Answer and Explanation:
The phenotype of the heterozygous plant is green podsThe genotype of the heterozygous plant is AaThe genotype of the plant with yellow pods is aaThe genotype of the gametes produced by the heterozygous plant is 50% A 50% aThe genotype of the gametes produced by the plant with yellow pods is 100% a The expected frequency of F_1 plants with yellow pods is 50%The expected frequency of F_1 plants with the genotype AA is 0%Cross) a heterozygous plant is crossed with a plant that has yellow pods
Parental) Aa x aa
Phenotype) Green pods Yellow pods
Gametes) A a a a
50% 50% 100%
Punnet Square) A a
a Aa aa
a Aa aa
F1) 2/4 = 1/2 = 50% Aa, Plant with Green pods
2/4 = 1/2 = 50% aa, Plant with Yellow pods
In the given case, the correct terms are:
The phenotype of the heterozygous plant is green pods The genotype of the heterozygous plant is Aa The genotype of the plant with yellow pods is aa The genotype of the gametes produced by the heterozygous plant is 50% A 50% a The genotype of the gametes produced by the plant with yellow pods is 100% a The expected frequency of F_1 plants with yellow pods is 50% The expected frequency of F_1 plants with the genotype AA is 0%It is given that A gives green color which is dominant and a gives yellow pods which is a recessive trait. So in heterozygous conditions, only the dominant character will express itself therefore green color pods
The phenotype of heterozygous plants is Green podsIn heterozygous conditions, the alleles of a genotype are different. Therefore one allele is A and the other is a
The genotype of the heterozygous plant is AaThe yellow color of pods is a recessive trait and recessive trait if expressed only in the same alleles conditions that mean it is given by allele a. Therefore, the genotype of yellow pods is aa
The genotype of the plants with yellow pods is aaThe alleles in the heterozygous conditions are A and a so half of the gametes will have A and the other half have a
The genotype of gamete produced by heterozygous plants are 50% A and 50% aThe yellow pods are obtained by genotype aa. All the gametes are a
The genotype of gametes produced by the plants with yellow pods is 100% aCross:
A a
a Aa aa
a Aa aa
In the cross, there are 2 genotypes produced as aa out of four. So 2/4 × 100 will give 50%
The expected frequency of F1 plants with yellow pods is 50%There are no genotypes obtained as AA in the cross. Therefore, 0 out of 4 offspring will give 0%
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True or false: Due to starvation, amino acids from muscle tissue are converted into glucose. This wastes muscle tissue and can lead to edema.
Answers
Answer:
True
Explanation:
Because all the amino acids in the tissue muscle are converted tp glucose so u could have energy to live
What piece of lab equipment is used to measure 10 grams of sand
Answers
Answer:
usually a scale used for grams
Explanation:
Why are alternative (renewable energy sources preferred to traditional (non-renewable) energy sources?
Answers
Answer:
because renewable resources is always renewable but,non renewables are dissaper
What process produces mRNA?
A. Replication
O B. Transcription
O C. Conjugation
O D. Translation
SUBMI
Answers
Answer: its B/Transcription
Explanation: its the process where information in DNA, called the genetic code, is used to produce RNA copies called messenger RNA (mRNA)
hope this helped
helppppppppppppppppp
Answers
Answer: Letter B
Explanation:
Glycolysis is the correct question!
---> Fermentation/Glycolysis
In the absence of oxygen, cells can undergo two sets of anaerobic metabolic pathways to produce energy: glycolysis and fermentation.
Glycolysis: Glycolysis is the first step in cellular respiration. It is an anaerobic process that takes place in the cytoplasm of the cell. During glycolysis, glucose is broken down into two molecules of pyruvate, which yields a net of two ATP molecules and two NADH molecules.
Fermentation: Fermentation is an anaerobic process that takes place when oxygen is not available for cellular respiration. In fermentation, pyruvate is converted into either lactic acid or ethanol, depending on the type of organism. This process regenerates the NAD+ required for glycolysis to continue, allowing for the continued production of ATP through glycolysis.
Overall, these two pathways allow cells to continue producing ATP even in the absence of oxygen. However, they are less efficient than aerobic respiration, which produces much more ATP per glucose molecule through the use of oxygen in the electron transport chain.
The behavioral genetics approach __________. examines the direct influence of genes by studying behavior at the cellular leveL cannot explain how genes and environment influences behavior is a strict behavioral approach to studying the influence of the environment on the expression of physical traits in related individuals relies on the evaluation of dreams and the unconcious desires
Answers
Answer:
relies on the evaluation of dreams and the unconscious desires.
Explanation:
Genetics can be defined as the scientific study of hereditary in living organisms such as humans, animals and plants.
A trait refers to the specific features or characteristics possessed by a living organism. It is essentially transferred from the parent of a living organism to her offspring and as such distinguishes him or her. Some examples of traits in genetics are colorblindness, handedness, curly hair, height, complexion, weight, hair color, dimples, tongue-roll, etc.
This ultimately implies that, the manner in which living organism such as humans look and behave is largely dependent on both the traits inherited from their parents and the environment in which they grew up or stayed.
Hence, the behavioral genetics approach relies on the evaluation of dreams, unconscious desires, twin, family, and adoption studies which are used to investigate the gene possessed by living organisms or their environment interactions.
In 100 to 150 words, compare and contrast the U.S Revolution and the South American Revolution.
Answers
Answer:
a
Explanation:
22. Highlight the correct answer of each underlined pair. UV radiation has shorter longer
wavelengths and
lower/higher energy than visible light and infrared radiation.
Answers
Answer:
shorter and higher
Explanation:
UV is further along in the EM spectrum so has a higher frequency and shorter wavelengths than visible light.
what genders use fentanyl the most
Answers
The gender that makes use of fentanyl the most is likely the male.
What is gender?Gender is the social classification of an individual into a male or a female based on their sense of identity.
Fentanyl is defined as the type of drug called opioid that is used to relieve pain and can be used as an anaesthetic drug in a combined drug formula.
When Fentanyl is used for a long time, the development of dependency may arise where an individual becomes addicted to the drug.
According to statistics, it has been noticed that males are dependent on Fentanyl than female in a ratio of 1.5:1 when compared with females.
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what physical transformations occurred to allow for the fully aquatic life modern whales have today?
Answers
Answer:
Over time whale's descendants spent more and more time in the water and their bodies became adapted for swimming. Their front legs became flippers. A thick layer of fat called blubber replaced their fur coats to keep them warm and streamlined.Explanation:
The Gastropod is found in multiple rock layers. What does this indicate?
Answers
Answer:it adds layer of rocks
Explanation:
Because fossils add up on top of each other
in general, the forces generated by the muscles of the body are much than the external resistances against which they are working.
Answers
The forces generated by the muscles of the body are generally much stronger than the external resistances they work against.
This is due to the fact that muscles are designed to generate force in order to overcome these resistances and perform various movements. Here is a step-by-step explanation:
1. Muscles are the primary drivers of movement in the human body. They contract and relax to produce the force needed to move bones and other body parts. 2. When muscles contract, they generate tension, which is transmitted through tendons to the bones. This tension allows the muscles to exert force and produce movement. 3. External resistances refer to the forces that act against the muscles' effort to move. These can include the weight of objects being lifted, the force of gravity, or the friction between surfaces. 4. In order to overcome these resistances, the muscles must generate enough force to counteract them. For example, when lifting a heavy object, the muscles need to generate a force greater than the weight of the object to lift it off the ground. 5. The strength of our muscles is determined by various factors such as muscle size, fiber type, and training. Stronger muscles can generate greater forces, allowing them to overcome larger resistances. 6. It is important to note that there are limits to how much force our muscles can generate. There are certain maximum force capabilities that vary among individuals and depend on factors such as muscle size, genetics, and training. In summary, the forces generated by the muscles of the body are generally much stronger than the external resistances they work against. Muscles are designed to produce force in order to overcome these resistances and perform movements.About MusclesMuscles is a connective tissue in the body with the main task of contraction. Muscle contractions function to move body parts and substances in the body. Muscles are classified into three types, namely striated muscles, smooth muscles and cardiac muscles. Muscles cause the movement of an organism as well as the movement of the organs in that organism. One of the main functions of muscle tissue is to assist the movement of the human body, therefore, in general, muscle tissue attaches to bones. Both function to regulate muscle contraction and relaxation. Based on its function and shape, there are three types of muscles that make up the human muscular system, namely skeletal muscles, smooth muscles, and cardiac muscles.
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Blood type is a genetically determined trait. Two siblings donate blood and find out their blood types. The brother is Type A and the sister is Type
B. Which of the following best explains why the siblings have different blood types?
A. The brother has a different number of blood type genes than his sister.
B. The brother's blood type gene is on a different chromosome than his sister's.
c. The brother has different alleles for the blood type gene than his sister does. D. The brother has a different number of chromosomes than his sisted does
Answers
Answer:
C
Explanation:
The brother has different alleles for the blood type gene than his sister does. Blood type is inherited from parents like many other traits that can be displayed on a punnet square. Depending on what the parents blood type alleles were, the brother and sister could have different blood types.
A different number of chromosomes doesn't lead to different blood types, so D is wrong. And A is incorrect because the number genes also does not affect blood type. And I think the blood type genes are on the same chromosome, so B is wrong. C is correct because blood type is inherited by alleles, and different alleles can cause different traits, such as blood types.
Please help me can you please help really quick
Answers
Answer:
b
Explanation:
The greatest amount of kinetic energy is at the lowest point of the roller coaster. The least amount of kinetic energy is at the highest point of the roller coaster
Answer:
b
Explanation:
Living organisms share certain characteristics of life. Two living organisms, a pine tree and a sea urchin, are pictured below. A large pine tree. A sea urchin. Photo by David Which statement describes a difference in one of the characteristics of life shared by these organisms? One of the organisms produces asexually, the other does not. One of the organisms uses plants for energy, the other uses animals for energy. One of the organisms gets energy from the sun, the other does not. One of the organisms grows and changes, but the other does not.
Answers
Answer:
Living organisms share certain characteristics of life. Two living organisms, a pine tree and a sea urchin,
Answer:
the correct answer is c
Explanation:
How do scientists know about the structure of the earth?
Question 21 options:
We have drilled all the way to the core of the earth.
We have drilled far enough into the earth to reach the mantle.
S waves from earthquakes can travel through both solids and liquids so they tell us what is inside the earth.
P waves from earthquakes can travel through both solids and liquids so they tell us what is inside the earth.
Answers
Answer:
I think it's " P waves from earthquakes can travel through both solids and liquids so they tell us what is inside the earth. "
Explanation:
Which can more efficiently supply nutrients and
expel waste products?
A. larger cells
B. smaller cells
C. cells with lower surface area to volume ratio
D. cells shaped like a cube
Answers
Answer:
Smaller Cells
Explanation:
Basically, small cells have larger surface area but smaller volume, its vice versa for larger cells.
Not to forget that the functions of a cell are related to the diffusion, osmosis and active transport movement.
Factors to consider for a faster diffusion/ osmotic movement includes:
Surface Area
Size of molecule
Difference in concentration gradient
Temperature
Distance
So as per the factors, when there is a larger surface area, the rate diffusion/ osmosis increases hence increasing its efficiency.
Which describes the relationship between gametes and spores?
A. gametes can fuse to become a zygote, but spores can develop into organisms without forming a zygote
B. gametes, not spores, can only contribute to genetic diversity in populations
C. gametes are always haploid and spores are always diploid
D. gametes come directly from sporophytes to develop into gametophytes
Answers
Gametes can fuse to become a zygote, but spores can develop into organisms without forming a zygote describes the the relationship between gametes and spores.
The creation of kids through sexual reproduction involves the fusing of gametes, or specially adapted male and female cells. The embryo or zygote, which is formed by the fusion of haploid gametes, eventually gives rise to a new life. It is a slower process than agamogenesis. This aids in the definition of gamete. spore, a reproductive cell that has the capacity to separate from other reproductive cells and grow into a new person. Thus, gametes—reproductive cells that must pair together in order to create a new individual—differ from spores. Gametes are the sexual reproduction agents, whereas spores are the asexual reproduction agents. Bacteria, fungus, algae, and plants all create spores.
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