Which are different forms of the same gene?
A.genotypes
B.phenotypes
C.alleles
D.traits
Answers
Answer:
alleles
Explanation:
An allele is a variant form of a gene. Some genes have a variety of different forms, which are located at the same position, or genetic locus, on a chromosome. Humans are called diploid organisms because they have two alleles at each genetic locus, with one allele inherited from each parent.
Answer:
C. alleles
Explanation:
edge 2021
Related Questions
True or False: Recessive traits show up more when the genes paired are a dominant allele and a recessive allele.
Answers
Which description characterizes a stable ecosystem?
A. One type of organism
B. Two types of organism
C.At least one type of Animal
D. A one type of organism
Answers
Answer:
Your answer is most probably B).
A), C), and D) are all saying the same thing.
At least one type of Animal is the description characterizes a stable ecosystem.
What are the characteristics of an ecosystem?Ecosystems contain both biotic means living parts and abiotic factors means nonliving parts. Biotic factors include plants, animals, and other living organisms whereas abiotic factors include temperature, light, water and humidity.
So we can conclude that at least one type of Animal is the description characterizes a stable ecosystem.
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What is a macromolecule?
Answers
Answer:
is a very large molecule such as protein. They are composed of thousands covalently bonded atomsA molecule with the formula C18H36O2, would probably exhibit which of the following characteristics?
A.) Molecules with this formula would likely be hydrophobic.
B.) Polymers of this molecule can serve as storage or structural components
C.)The side chains of this molecule would determine its function
D.) This type of molecule serves as a vehicle for transmission of genetic material.
Answers
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B describes carbohydrates, which can function as a storage of energy (e.g., starch or glycogen) or structural components (e.g., cellulose). The three examples just given are polymers of glucose, a monosaccharide; monosaccharide generally have the empirical formula CH2O; this is not the empirical formula of the given molecule (and, in any case, there are too few oxygen atoms for the number of carbon atoms), and so B is incorrect.
C describes an amino acid, likely an α-amino acid, which consist of a central, saturated carbon bonded to amino (—NH2) and carboxyl (—C(=O)OH) functional groups and a variable side chain, which determines the amino acid’s properties. Since the formula of an amino acid must contain nitrogen, which the formula given doesn’t have, the molecule couldn’t be an amino acid, and so C is incorrect.
D describes nucleic acids. Examples include DNA and RNA; nucleic acids and the nucleotide monomers that comprise them contain a nitrogenous base and a phosphate group. The given molecule’s formula has neither nitrogen nor phosphorus, and so cannot represent an amino acid, making D incorrect.
The molecule with the formula C18H36O2 would probably exhibit the trait that is - A.) Molecules with this formula would likely be hydrophobic.
The given molecule with the formula C18H36O2 has a high number of carbon atoms and hydrogen atoms but a very less number of oxygen atoms that suggests that it is a hydrocarbon like a fatty acid.
Fatty acids have long hydrocarbon chains with the C-C bonds are covalent bonds and C-H bonds are nonpolar bonds that make them nonpolar which means these are hydrophobic.Option B is incorrect as it says that it forms storage or structural components that are a function of carbohydrates and there are not enough oxygen atoms in this formula for it to represent a carbohydrate.Option C is incorrect as amino acids are molecules with -NH2 and -COOH bound with a functional group that determines its function and properties.Option D is incorrect as transferring the genetic material is a function of nucleic acid.Thus, the correct answer is - A.) Molecules with this formula would likely be hydrophobic.
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Imagine a population of small animals. All of the animals in this population have short legs. They all eat the leaves off of the low shrubs in their environment. One animal happens to be born with a mutation that gives it very long legs. It is the only individual in this population with this mutation, and it makes it very hard for it to eat the leaves so low to the ground. But suddenly there is a fire that burns all of the shrubs, so the only food source is now up in the low tree branches. How might this individual animal with the long-leg mutation affect the entire population?
A. If If the the mutation mutation cannot cannot be be passed-passed-on, on, the the entire entire population population may may die.
B. Those Those animals animals with with short short legs legs will will not not survive survive to to pass pass their their traits traits to to the the next next generation.
C. The The animal animal with with the the mutation mutation for for long long legs legs will will be be more more likely likely to to survive survive to to pass pass those those traits traits on on to to its its offspring.
D. All of above
Answers
Answer:
its c
Explanation:
beacuse they will pass there legs to there traits offspring
Describe the effect that a rapid and dramatic increase of secondary consumers would have on producers.
Answers
A rapid and dramatic increase of secondary consumers will also cause an increase in the producers.
Secondary consumers are those animals that feed on primary consumers. For instance, in a food chain carnivores are the secondary consumers as they feed on the primary consumers i.e., herbivores. Herbivores feed on the producers. If the secondary consumers increase, they will feed and decrease the population of primary consumers and in turn the population of producers will increase.
Producers are the species that make their own food. Plants are the example of producers. In all of the food chains producers are the beginners, except the detritus food chains. The food chains that begin with producers are called the grazing food chains.
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what factors affect the different phases of the business cycle? (choose all that apply)
Answers
Fiscal policy, technological changes, consumer-producer confidence, and monetary policy all play a role in affecting the different phases of the business cycle.
Fiscal policy refers to government spending and taxation, which can have an impact on the business cycle by stimulating or slowing down economic activity. Technological changes can also have an effect on the business cycle, as new technologies can increase productivity and growth, or introduce new products and services that can create an economic boom. Consumer-producer confidence is an important factor, as it can influence consumer and producer spending, which can in turn influence economic activity. Finally, monetary policy, which involves the control of the money supply, can have an effect on the business cycle by influencing the cost of borrowing and the availability of credit.
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Which of the following is true during the autumn?
O A. Sunset gets later each day.
O B. Sunrise gets earlier each day.
O C. More hours are added to the day.
O D. Sunrise gets later each day.
SUBMIT
Answers
Answer:
the only decently right answer would be C.
Explanation:
I don't think any of these actually have to do with autumn, but I guess C is the best answer
Answer: answer d on apec
Explanation:
This single-celled organism may cause disease, but it is also essential to important life processes like decomposition. A. Bacteria B. Fungi C. Protozoa D. Viruses Please select the best answer from the choices provided. A B C D.
Answers
Answer:
A,Bacteria
Explanation:
Answer:
This single-celled organism may cause disease, but it is also essential to important life processes like decomposition.
A. Bacteria
B. Fungi
C. Protozoa
D. Viruses
Which sequence of DNA bases would pair with this partial strand CTC GTA CAC
Answers
Answer:
GAG CAT GTG
Explanation:
In DNA, G pairs with C, and A pairs with T.
Conversion Chart
5 milliliters
=
1 teaspoon
768 teaspoons = 1 gallon
1 gallon = 4 liters
1000 milliliters
=
Calculate the area affected if the following ships were involved in an accident & spilled their oil:
A tanker truck holding 8,000 gallons or 32,000 liter.
A ship holding 300,000 gallons or 1.2 million liters.
A supertanker holding 83,000,000 gallons or 332 million liters.
2. How could an oil spill affect bird nesting near the contaminated body of water?
Answers
The area affected by the ship that were involved in an accident is = 333 million liters
An oil spill can affect bird nesting near a contaminated body of water through its food chain.
What is oil spillage?Oil spillage is defined as the release of used or oil wastes into a water body through a tanker, offshore drilling rig, or underwater pipeline.
The area affected by the ship that were involved in an accident can be calculated by the addition of the various areas affected by the tanker, ship and super tanker.
That is, 32,000 + 1,200,000 + 332,000,000
= 333,232,000
Which is approximately 333 million liters.
A bird that is nesting near the contaminated body of water can be affected through its food chain.
This is because birds which depends on fish can eat fish for this contaminated water which must have accumulated some level of harmful organic substances on its body surfaces.
Therefore when eaten by the bird their health would be affected negatively.
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in meiosis shown in the image, homologous chromosomes separate in step a, which is called ______, and four haploid nuclei are formed in step b, which is called ______.
Answers
In meiosis, homologous chromosomes separate in step a, which is called "anaphase I," and four haploid nuclei are formed in step b, which is called "cytokinesis II."
During anaphase I of meiosis, homologous chromosomes, which consist of one chromosome from each parent, separate and move toward opposite poles of the cell. This ensures that each resulting cell receives only one copy of each chromosome pair.
Anaphase I is a crucial step in meiosis as it ensures the distribution of genetic material between the daughter cells is randomized and contributes to genetic diversity.
Following anaphase I, the cell enters cytokinesis II, the second stage of cell division in meiosis. Cytokinesis II involves the physical separation of the two cells formed after anaphase I, resulting in the formation of four haploid nuclei, each containing a single set of chromosomes.
These nuclei go on to further undergo a process called "telophase II" to form four distinct haploid cells, known as gametes, which are essential for sexual reproduction.
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The tendency of water molecules to stay close to each other as a result of hydrogen bonding causes all of the following except
the surface tension that allows leaves to float on water
the movement of water up the vessels in a tree trunk
the inability of ionic compounds to dissolve in water
the adhesion of water droplets to the side of a straw
Which of the following effects is produced by the cohesive properties of water molecules?
Lakes do not freeze solid in winter, even at below freezing temperatures.
Evaporation of water from a leaf's surface lowers the temperature of the leaf.
Water flows upward from a plant's roots to the leaves in narrow tubes.
Cells resist temperature changes, even as their internal processes give off heat.
Answers
Answer:
The tendency of water molecules to stay close to each other as a result of hydrogen bonding causes all of the following EXCEPT - the surface tension that allows leaves to float on water -the movement of water up the vessels in a tree trunk -the inability of ionic compounds to dissolve in water -the adhesion of water
Explanation: P.S. I love your name hehe. Is he your favorite character??
How many different 8-mer sequences of DNA are there? (Hint: There are 16 possible dinucleotides and 64 possible trinucleotides.)
Answers
A "k-mer" sequence in a DNA is just a sequence of k characters in a string (or nucleotides in a DNA sequence). Now, it is important to remember that to get all k-mers from a sequence you need to get the first k characters, then move just a single character for the start of the next k-mer, and so on. Effectively, this will create sequences that overlap in k-1 positions. There are a total of 65,536 different 8-mer sequences of DNA.
To calculate the number of different 8-mer sequences of DNA, we need to consider that each position in the sequence can have 4 different nucleotides: adenine (A), thymine (T), cytosine (C), and guanine (G). Since we are considering an 8-mer sequence, there are a total of 8 positions.
For each position, there are 4 possible nucleotides, so the total number of possible sequences is obtained by multiplying the number of choices for each position. Therefore, the total number of different 8-mer sequences is 4⁸, which equals 65,536.
It's important to note that the hint provided about 16 possible dinucleotides and 64 possible trinucleotides is not directly relevant to calculating the number of different 8-mer sequences. The number of dinucleotides and trinucleotides represents the number of possible combinations of adjacent nucleotides, but for an 8-mer sequence, we need to consider all possible combinations of nucleotides for each position.
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From which hot spot would you view Polaris at an altitude of 45 degrees?
Answers
Answer:
Massena, New York
Explanation:
Polaris is most popularly known as the North star. It is also famous by the name of "Pole Star". It is the closet to the north celestial pole. At present it is the northern pole star currently.
It is found in the constellation of Ursa Minor. It is the one of the brightest star seen in the night sky. It is considered the star of the second magnitude which is situated close to the heaven's north pole.
The altitude of the Pole star or the Polaris when an observer is at the Tropic of Cancer is measured at 23.5 degree. While if the observer sees the Pole star at its zenith, the observer is located at the North Pole. i.e. 90 degree.
And the spot from where the observer views the Polaris at 45 degree altitude is Massena, New York.
It can be seen on a cladogram that modern birds and reptiles share a common ancestor. Select the piece of evidence that best supports this idea. Reptiles are also related to mammals. Birds have evolved into many groups. Feathers are a derived characteristic that first evolved in reptiles. Birds have the derived characteristic of being warm blooded, like mammals.
Answers
The evidence supporting the idea that modern birds and reptiles share a common ancestor is that feathers are a derived characteristic that first evolved in reptiles. Feathers represent an evolutionary derived trait.
In evolutionary biology, an autapomorphy is a distinctive phenotypic trait referred to as a derived trait, which is unique to a particular group/taxon.
The derived traits are phenotypic features that arise during the evolution of a particular taxonomic group.
These traits (derived traits) differ from the phenotypic trait of the ancestor of the group.
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Answer:
The evidence supporting the idea that modern birds and reptiles share a common ancestor is that feathers are a derived characteristic that first evolved in reptiles. Feathers represent an evolutionary derived trait.
In evolutionary biology, an autapomorphy is a distinctive phenotypic trait referred to as a derived trait, which is unique to a particular group/taxon.
The derived traits are phenotypic features that arise during the evolution of a particular taxonomic group.
These traits (deri
Explanation:
If an organism’s somatic cells have 60 chromosomes, how many chromosomes should healthy gametes have?
Answers
Answer:
Somatic cells = 2n = 60
Gamete = n = 30
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During ________, the shortest phase of mitosis, chromosomes are pulled toward the poles of the cell.
Answers
According to the research, the correct option is anaphase. During anaphase, the shortest phase of mitosis, chromosomes are pulled toward the poles of the cell.
What is anaphase?It is one of the stages of mitosis, which is a method of cell reproduction, where the separation of pairs of chromosomes that are homologous occurs.
In this sense, the sister chromatids (the units of the chromosome that have already been duplicated) separate from each other and are pulled towards the opposite poles of the cell, that is, they move towards the opposite sector of the cell through the achromatic spindle.
Therefore, we can conclude that according to the research, the correct option is anaphase. During anaphase, the shortest phase of mitosis, chromosomes are pulled toward the poles of the cell.
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Which of the following pollutants are most likely the result of a living organism?
Answers
Answer:
FULL QUESTION:
Which of the following pollutants are most likely the result of a living organism?
I. Mold
II. Pollen
III. Radon
Answer:
Mold and pollen are results of living organisms.
I and II only.
Although radon occurs naturally (radon gas is a result of uranium being broken down in the rocks and soil below our feet, stated in the lesson), the reason radon is not in this category is because it is not directly a result of living organisms, only of non-living elements of nature - soil and rock.
what might happen to modern horses if the climate changed and tropical forests covered the mjority of the earth and theres was not diversity presnt in the genes for tooth modifcations?
Answers
If the climate changes, tropical forests cover the majority of the earth and there is no diversity present in the genes for tooth modifications then modern horses may suffer these environmental changes and become extinct.
What is natural selection?The process of natural selection refers to the differential reproduction of more adapted individuals in an environment, which requires the presence of diversity (genetic variation) to select the highest adaptive organisms.
Therefore, with this data, we can see that natural selection may lead to the extinction of species when there is no variation in presence of environmental change.
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dimerization of transmembrane receptors can facilitate: group of answer choices none of these tyrosine kinase recruitment all of these cross-phosphorylation signal transduction
Answers
When a boom thing binds to the extracellular area of a RTK, its dimerization is brought on with different adjoining RTKs. Dimerization results in a fast activation of the protein's cytoplasmic kinase domain.
What is the function of dimerization in kinase linked receptors?Dimerization of the EGF receptor has been described as a mechanism for activation of the kinase activity and signal transduction through the EGF receptor.
What is dimerization of a receptor?Dimerization stimulates receptor PTK activity. Monomeric receptor PTKs exhibit weak basal activity (Inactive). Ligand-induced receptor dimerization increases the local concentration of the kinase domain leading to more efficient transphosphorylation of tyrosine residues in the mobile activation loop.
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help please don't know the answer
Answers
All life on Earth has DNA. All life on Earth has the same set of mutations in its genes
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the prominent pad of muscles at the base of the thumb is called the:
Answers
The prominent pad of muscles at the base of the thumb is called the thenar eminence. It is responsible for controlling fine movements of the thumb and is important for gripping and grasping objects.
The thenar eminence is a group of muscles located on the palm side of the hand, specifically at the base of the thumb. It is named after the Greek word "thenar," meaning palm of the hand. The thenar eminence is made up of four muscles: abductor pollicis brevis, flexor pollicis brevis, opponens pollicis, and adductor pollicis. These muscles are responsible for controlling the movements of the thumb and allow for precision grip and manipulation of objects. The thenar eminence can be important for activities such as writing, typing, and holding tools.
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A teacher prepared slides of microscopic organisms for a science class. The slides were first categorized according to the organisms’ structure and then according to their method of movement. Which organism’s slide would most likely be categorized as "unicellular with cilia for movement"?
A.
volvox
B.
paramecium
C.
euglena
D.
amoeba
Answers
Organism’s slide would most likely be categorized as "unicellular with cilia for movement" is B. paramecium.
Paramecium are eukaryotes. In comparison to prokaryotic organisms, consisting of micro organism and archaea, eukaryotes have well-prepared cells. Paramecium are prey for Didinium which might be unicellular ciliates. Paramecium aids withinside the carbon cycle with the aid of using feeding on decaying vegetation and micro organism. They also can be used as a version organism in research. Paramecia collect poison for numerous days if uncovered to a sublethal dose till they end up lethargic, and having absorbed a deadly dose they in the end expire. The poisonous cloth isn't particulate, and it's miles with ease separated from the micro organism with the aid of using centrifugation.
Thus, the correct option is B.
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two individuals with the same genotype may not express the same phenotype because gene expression is influenced by:
Answers
Because of the interaction between genes and environment, two people with the identical genotype may not exhibit the same phenotype.
How does genotyping work?The term "genotype" broadly refers to an organism's genetic make-up, or, to put it another way, the entire set of its genes. The phrase can also be used more specifically to describe to a gene's alleles, or variant versions, that an organism carries.
Describe genotype through an example.A genotyping is a rating of the kind of variant that is present at a specific locus (i.e., place) in the genome. Symbols are a form of representation. For illustration, BB, Bb, and bb may be used to denote a certain gene variant.
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Complete the following sentence.
Sod is harvested and then shipped in the form of
often to local customers.
Answers
Answer:
Rolls
Explanation:
I took the test.
At the end of telophase, what must occur?
Answers
Answer:
cytokinesis
Explanation:
cytokinesis is when the cell splits into two daughter cells.
What is cytoplasm? (simple definition)
Answers
Answer:
the material or protoplasm within a living cell, excluding the nucleus.
Explanation:
Describe how geologists use index fossils. List the characteristics that make an index fossil.
Answers
A useful index fossil must be distinctive or easily recognizable, abundant, and have a wide geographic distribution and a short range through time. Index fossils are the basis for defining boundaries in the geologic time scale and for the correlation of strata.
A good index fossil is one with four characteristics: it is distinctive, widespread, abundant, and limited in geologic time. Because most fossil-bearing rocks formed in the ocean, the major index fossils are marine organisms. That being said, certain land organisms are useful in young rocks and specific regions.
A index fossil can be recognized easily and abundant, and have a wide geographic distribution and a short range through time. Index fossils are the basis for defining boundaries in the geologic time scale and for the correlation of strata.This all are the benefits of maintaining index fossil.
What is fossil?If scientists excavate two fossils at the grand canyon, one of which found at a much deeper rock layer than other, so we assume that the fossil has been found in the deeper layer has been older and fossil which found in upper layer are newer.
A fossil fuel has been hydrogen- containing material found naturally in the earth's crust from the remain of the dead plants and animals that is extracted and burned as a fuel.
Fossil are the natural source of energy, it has been made from decomposition of the plants and animals. Fossil fuels are said to be found in the earth's crust and it contains carbon and hydrogen which could gives energy by burning.
Therefore, A index fossil can be recognized easily and abundant, and have a wide geographic distribution and a short range through time. Index fossils are the basis for defining boundaries in the geologic time scale and for the correlation of strata.This all are the benefits of maintaining index fossil.
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Which of the following leaves the body in the urine?
A. Carbon Dioxide
B. Food substances
C. Hydrogen
D. Water
Answers
Answer:
The correct answer is (D). Water. Urine is produced in the kidneys and it flows through tubes called ureters into the bladder. Urine leaves the body through the urethra