Answers
Explanation:
a variation of traits could be a variation of personality traits? everybody is different? what I do know Is that variation can be inherited or environmental which means that you get it from your ancestors through DNA or you get it from the environment around you and your choices eg a tattoo
Related Questions
Energy is converted from solar to chemical in Process A and then from one form of chemical to another in Process B.
Which is described by Process A?
photosynthesis
cellular respiration
Answers
Answer:
The answer is
→ A.) Photosynthesis
or
Artificial photosynthesis
Explanation:
Converting solar energy into chemical energy using artificial photosynthesis is simple and safe for the environment. Nitrogen fixation and photocatalytic water splitting are the two most often researched solar-to-chemical conversion (SCC) processes.
Hence, the answer to this question is photosynthesis.
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What is one reason the heliocentric model was not accepted until 1600s?
———————————————
-Ancient astronomers could not see Jupiter.
-Ancient astronomers could not see stellar parallax.
-Ancient astronomers could not do math.
-Ancient astronomers could not recognize any planets.
Answers
Answer:
ancient astronomers could not recognize any planets. I'm pretty sure
What’s the correct answer answer asap for brainlist
Answers
A. Brackish Water.
What happens when you drink to much salt water
Answers
Answer:
when you drink to much salt water you dehydrate quickly
Explanation:
Consuming very salty water, like the kind in the ocean, may introduce more salt to your body than it's capable of processing. Your body attempts to flush the excess by inducing urination, pushing your kidneys into overdrive. Because you must excrete more water than you consume to get rid of the extra salt, you may dehydrate quickly.
1. Which gene mutation (insertion, deletion, or substitution) appears to have the biggest impact on an amino acid sequence? Explain your answer.
Answers
Answer:
A frameshift mutation caused by an insertion or deletion of one or more nucleotides in the coding sequence of a gene has the most significant impact on the amino acid sequence of the resulting protein. This is because the genetic code is read in groups of three nucleotides (codons), and an insertion or deletion shifts the reading frame and changes the codon sequence downstream of the mutation. As a result, all the amino acids downstream of the mutation are different from those in the original protein sequence.
The pedigree below shows inheritance of an X-
linked trait in a family. Based on the inheritance
pattern, what is the genotype of the person in
generation III (third generation), letter b?
Generation
11
111
TOOOD
500
Answers
Pedigrees have multiple uses. One of them is getting to know an individual's genotype. In the e xposed example, the individual IIIb is X-Y.
What is a pedigree?
A Pedigree is the representation of a family's history. This graph is used to track a trait through different generations, and analyze the inheritance pattern of a particular gene and its expression.
It is a tool used to understand how genes are transmitted from the parental generation to the descendants, and what are the probabilities of inheriting them.
In sex linked inheritance, we need to remember that the gene coding for the trait is linked to the sex-chromosome (in this case, the X-chromosome).
In pedigrees, usually affected individuals or individual carring the trait are representes with solid black figures.
Individual IIIb is a black square, meaning it is an affected man. Its genotype is X-Y. The X-chromosome is carrying the recessive allele (-).
In the attached files you will find the pedigree with the genotype of each member of the family. Notice that individuals X+X represent either homozygous dominant or heterozygous females.
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1. Electric current decreases as more
devices are added to a(n) ___ circuit
,
Answers
Answer:
1. Electric current decreases as more
devices are added to a(n) _a_ circuit
,
Definition: This is a highly developed and specialized organ that is an extension of the central nervous system, and functions to take in information and help send it to the brain. Example: eye, tongue, antennae
Answers
Answer:
Sensory Organs
Explanation:
got it correct
Compare the animal groups by placing the correct number(s) in the spaces provided 1.Sponges 2.Cnidarians
Answers
To compare the animal groups, Sponges and Cnidarians, let's consider some key characteristics of each group:
Sponges:
Sponges are multicellular organisms that belong to the phylum Porifera. They are simple animals that lack true tissues and organs.
Cnidarians:
Cnidarians belong to the phylum Cnidaria and include animals like jellyfish, corals, and sea anemones. They exhibit more complexity compared to sponges and have distinct tissue layers.
To compare the animal groups, Sponges and Cnidarians, let's consider some key characteristics of each group:
Sponges:
Sponges are multicellular organisms that belong to the phylum Porifera. They are simple animals that lack true tissues and organs. Some key characteristics of sponges include:
They have a porous body structure with numerous pores and channels.
They are filter feeders, extracting food particles from water that passes through their bodies.
Sponges exhibit a wide range of shapes, sizes, and colors.
They reproduce both sexually and asexually.
Cnidarians:
Cnidarians belong to the phylum Cnidaria and include animals like jellyfish, corals, and sea anemones. They exhibit more complexity compared to sponges and have distinct tissue layers. Some key characteristics of cnidarians include:
They have a sac-like body plan with a central digestive cavity called a gastrovascular cavity.
Cnidarians possess specialized cells called cnidocytes that contain stinging structures called nematocysts, which they use for defense and capturing prey.
They exhibit radial symmetry.
Cnidarians can reproduce both sexually and asexually.
In comparing the two groups, sponges and cnidarians, we can note the following:
Sponges are simpler in structure and lack true tissues, while cnidarians have distinct tissue layers.
Cnidarians have specialized stinging cells (cnidocytes) for capturing prey, while sponges do not possess such cells.
Cnidarians exhibit radial symmetry, whereas sponges do not have a specific symmetry pattern.
Both groups can reproduce sexually and asexually, but their reproductive strategies may differ.
Overall, sponges and cnidarians represent different levels of complexity and organization within the animal kingdom, with cnidarians exhibiting more specialized structures and behaviors compared to sponges.
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which statement describes the cell cycle
Answers
Answer:
I think c
Explanation:
Answer:
It is C
Hope it helps ;)
All organisms in the kingdom ______ must be viewed using a microscope.
A Bacteria
B Fungi
C Plantae
Answers
Answer:
Bacteria
Explanation:
All bacteria are microscopic (approx. 1 µm - 5 µms in size) and not visible with the n.aked eye. A microscope is needed to view them.
A substance requires energy to move across a membrane when it moves from:
A. Both
B. High Voncentration to low concentration
C. Low concentration to High concentration
Answers
A substance requires energy to move across a membrane when it moves from (C) Low concentration to High concentration
The process of moving a substance across the cell membrane from high to low concentration is known as passive transport, which does not require energy. Active transport, on the other hand, is the process of moving a substance from low to high concentration, which requires energy.
The movement of molecules against their concentration gradient (low to high concentration) requires an energy source, which is usually in the form of ATP (adenosine triphosphate). Low concentration to High concentration. During active transport, the substance moves against its concentration gradient, which means it moves from an area of lower concentration to an area of higher concentration.
This process requires energy, which is provided by ATP. Active transport is responsible for the uptake of nutrients, such as glucose and amino acids, in cells. The process of active transport is crucial in maintaining the proper concentration of ions in cells. Additionally, active transport is essential for maintaining the pH of cells and the function of enzymes. Overall, active transport is an energy-intensive process that is vital for cellular homeostasis and function. The correct answer is C.
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In the diagram below, what part of the excretory system is labeled B?
A-
A. Kidney
OB. Ureter
OC. Urethra
OD. Bladder
B.
D
Answers
Option(B) Ureter is the correct option.
The ureter is a vital part of the urinary system in humans. It is a muscular tube that connects the kidneys to the urinary bladder. Each human has two ureters, one attached to each kidney, and they play a crucial role in the transportation of urine from the kidneys to the bladder.
The primary function of the ureter is to carry urine that is produced in the kidneys to the urinary bladder for storage before it is eliminated from the body through urination. The ureters accomplish this by using peristalsis, a wave-like muscular contraction, to propel urine along their length.
The ureters have a complex anatomical course. They originate from the renal pelvis, which is the funnel-shaped structure that collects urine from the kidneys. From there, they extend downward, crossing over the brim of the pelvis and passing behind the peritoneum, the membrane lining the abdominal cavity.
The efficient functioning of the ureters is essential for the proper elimination of waste products and maintenance of fluid balance in the body. Any obstruction or abnormality in the ureters can lead to conditions like kidney stones, urinary tract infections, or urinary reflux.
In summary, the ureters are muscular tubes that transport urine from the kidneys to the urinary bladder. They rely on peristaltic contractions to propel urine, and their structure and positioning help ensure unidirectional flow.
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Why there were no clear zones for using LB media with 1% olive oil for screening lipilytic bacteria
Answers
The reason for the clear zone may be that there is Insufficient lipolytic activity.
Why the clear zone?The absence of clear zones when using LB media with 1% olive oil for screening lipolytic bacteria could be due to Insufficient lipolytic activity.
Enzymes called lipases, which are produced by lipolytic bacteria, break down fats and oils. It's possible that the bacteria utilized in the experiment won't create lipases or have poor lipolytic activity, which would prevent them from efficiently hydrolyzing the olive oil in the media. There wouldn't be any observable clearing or lipid hydrolysis zones as a result.
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When polymerase incorporates the ddGTP in PCR, the reaction will stop at the first ________ base, which will determine the size of the fragment since it doesn't have a 3' ________ group
Answers
When polymerase incorporates the ddGTP (dideoxyguanosine triphosphate) in PCR (Polymerase Chain Reaction), the reaction will stop at the first ddGTP base that it encounters. This ddGTP base doesn't have a 3' hydroxyl group.
Which is required for the extension of the newly synthesized strand. As a result, the reaction will halt and the newly synthesized strand will be terminated. The size of the fragment that is produced depends on the position of the first ddGTP base. This makes it possible to produce fragments of a specific size by controlling the amount of ddGTP in the reaction. By doing so, researchers can use this technique to study specific genes or sequences of interest, or for various diagnostic applications.
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Footprints are found at the crime scene. Investigators take note of the scalar quantity of the footprints. Analyzing the scalar quantity of the footprints can give them clues about everything except
direction
length
speed
energy
Answers
Answer:
energy
Explanation:
Scalar quantities are numerical values, like mass, distance, or speed.
The atomic number of krypton (Kr) is 36, and it’s mass number is 84. How many neutrons do you have?
Answers
Answer:
48 neutrons
Explanation:
The atomic mass number of Krypton is 83.80 or 84, and the atomic number is 36, so 84 - 36 = 48. There are 48 neutrons inside the nucleus of one atom of Krypton.
Create an illustration showing the application of Chargaff’s rule in the structure of DNA.
Answers
Write down the terms which contains the word root which means nerve root.
Answers
Answer:
Birth root, square root, beetroots, blood roots and taproot.
Explanation:
Birth root, square root, beetroots, blood roots and taproot are the terms which contains 'root' word. Birth root refers to a perennial plant whose flowers are red in color. Square root is a method used in mathematics for solving various problems. Beetroots refers to the vegetable which grow underground in the roots. Blood root is a plant which belongs to a poppy family. Taproot is a type of root system which is present in dicot plants.
Spartina is a group of grasses that dominates communities of salt marshes in many coastal areas. Many of the insects, snails, birds, mice, and other animals found in these communities rely on Spartina for food, nest building materials, protection for their young, etc. The roots of Spartina also form dense mats that hold together soil in these ecosystems. Many species that live in Spartina salt marshes cannot survive outside of these unique ecosystems. Because living near the ocean is desirable to many humans, many Spartina marshes have been drained & cleared for human development. Analysis of the destruction that came when Hurricane Katrina hit Louisiana in 2005, however, showed that the reduction of salt marshes in coastal Louisiana was a contributing factor to the storm surge penetrating further inland.
1. The value of Spartina salt marshes in protecting coastal areas from storm surge would be classified as which type?
A. Extrinsic.
B. Intrinsic.
C. Neither.
2. The value of Spartina salt marshes in holding soil together would be classified as which type?
A. Extrinsic.
B. Intrinsic.
C. Neither.
3. In general, you would expect species that only live in Spartina salt marshes to have a higher extinction risk than species that can survive in urban areas.
A. True
B. False
4. Based only on the information included in this scenario, extinction risk for species that only live in Spartina salt marshes would be most influenced by which factor?
A. Restricted geographic range.
B. Narrow habitat requirements.
C. Small population size.
Answers
Answer:
1)a. Extrinsic
2) b. Intrinsic
3) a. True
4) a. Restricted geographic range
Explanation:
1. Spartina Salt marshes are important to the coastal areas as they protect them from storm surge as affecting the erosion of salt marsh edges and it is classified as extrinsic.
2) b. Intrinsic
Intrinsic factors such as vegetation and soil affect the erosion of salt marsh edges. It is determined by characteristics of soil and root biomass found under the ground.
3) a. True
Species that could survive in urban areas are less prone to extinction than the species that only survive in spartina salt marshes.
4) a. Restricted geographic range
A restricted geographic range is a factor that leads and affects the extinction in endemic species more.
Need this asp
Nucleotides contain sugar, a phosphate group, and a nitrogen base. Which of the following is a nitrogen base? (1 point)
A. ribose
B. tyrosine
C. deoxyribose
D. guanine
Answers
Answer:
D
Explanation:
Guanine is a nitrogen base
Peter and Rosemary Grant spent years on the Galápagos Islands studying changes in __________ populations
Answers
Peter and Rosemary Grant spent years on the Galápagos Islands studying changes in finch populations.
Peter and Rosemary Grant spent years on the Galápagos Islands studying changes in finch populations. Their research focused on observing and analyzing the variations in the populations of finches, which are a group of closely related bird species found in the Galápagos archipelago.The Grants' study was inspired by Charles Darwin's observations of finch diversity during his visit to the Galápagos Islands, which played a significant role in developing his theory of natural selection. The Grants aimed to investigate how natural selection and environmental factors influenced the evolution of finches and their adaptation to different habitats within the islands.Through meticulous fieldwork, the Grants collected data on various traits of finches, such as beak size and shape, body size, and plumage coloration. They observed how these characteristics changed over time in response to factors like food availability, competition, and climatic variations.By studying the finch populations, the Grants were able to provide empirical evidence supporting Darwin's theory of natural selection and gain insights into the mechanisms driving evolutionary changes in response to environmental pressures. Their research significantly contributed to our understanding of evolution and the role of natural selection in shaping species diversity.For more such question on Galápagos Islands
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I NEED HELP PLEASE! I WILL NAME U THE BRAINLIEST!
The sodium-potassium pump:
A. uses energy to move sodium ions out of the cell and potassium ions into the cell.
B. uses energy to move potassium ions out of the cell and sodium ions into the cell.
C. moves sodium ions out of the cell and potassium ions into the cell without using energy.
D. moves potassium ions out of the cell and sodium ions into the cell without using energy.
PLEASE EXPLAIN!
Explanation:
Answers
The number of living organisms in a particular area is _____. population density population community carrying capacit
Answers
Answer:
Hey!
Your answer is definitely POPULATION!
Explanation:
HOPE THIS HELPS!!
Why is it important to understand the effects of our environment to determine a solution for many of our modern problems such as sickle cell anemia and traits like lactose intolerance?
Answers
Phenotypes are influenced by genes, yet modifications to these genetic sequences might result in variants that can be fatal, advantageous, or neutral.
What is Phenotype?The set of qualities or characteristics that can be observed in an organism are known as its phenotype in genetics.
The word includes an organism's anatomy, developmental processes, physiological and biochemical characteristics, behavior, and the outcomes of behavior.
The sickle cell gene is inherited and results in sickle cell disease. You cannot catch HPV from an infected person because it is not brought on by whatever the parents did either before or during the pregnancy.
Genes determine phenotypes, but changes to these genetic sequences may produce variants that can be lethal, beneficial, or neutral.
Thus, it is important to understand the effects of our environment to determine a solution for many of our modern problems.
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Describe the movement of K+ ions into the guard cell based on the model in Figure 1. Scientists crossed plants that were homozygous for the cyclin-dependent kinase-wild type (CDK-WT) allele with plants that were homozygous for the cyclin-dependent kinase-mutant (CDK-Mut) allele. The F1 offspring of this cross were then crossed, producing F2 offspring. Explain how the ratio of phenotypes in the F2 generation would demonstrate that the CDK-Mut allele is recessive.
Answers
Answer:
b
Explanation:
Which best describes the process of peer review?
A. Scientists examine each other's work to make sure it is not biased
or unreliable.
O
B. Scientists prevent other scientists from seeing their experimental
data
C. Scientists allow other people to choose their control groups.
D. Scientists allow other people to draw the conclusions from their
work
Answers
Answer:
a
Explanation:
A. Scientists examine each other's work to make sure it is not biased
or unreliable.
Garbage buried in an engineered and sealed landfill can still contain all of the following except
- leahate
- heavy metals
- groundwater
- methane gas
Answers
Answer:
C- groundwater
Explanation:
I took the test
Answer:
C
Explanation:
many trees in pennsylvania loose their leaves in the autumn and regrow their leaves in the spring. which graph shows the weather change that results in this pattern.
Answers
What are living things that would make a good candidate for biomimicry. Describe the type of invention of solutions you would create.
Answers
Living things that would make a good candidate for biomimicry are those that have evolved unique adaptations and strategies to survive and thrive in their environments.
Which animals make a good example?Lotus leaves: Lotus leaves feature a distinct microstructure that repels water and keeps the leaves clean. This might be utilized to make self-cleaning surfaces for use in construction materials, textiles, and even automotive windshields.
Kingfisher: Kingfishers are known for their ability to dive into water without making a splash. This is due to their streamlined beak and head shape. This could be used to create more efficient and quieter bullet trains and planes.
Spider silk: Spider silk is recognized for its toughness and pliability. This might be utilized to develop novel materials for use in a variety of applications, including protective jackets and medical implants.
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