how is polygenic inheritance defined? group of answer choices the phenotypes observed are discrete--a different phenotype associated with each allele. the traits that are associated with it are normally distributed. many genes contribute to the phenotype--not just one or two. many alleles are present at each gene, not just two.
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The polygenic inheritance is defined as a mode of inheritance where many genes contribute to the phenotype of a trait, not just one or two. This means that the traits associated with polygenic inheritance are typically complex and cannot be easily explained by a single gene or allele.
An explanation of polygenic inheritance is that the phenotype observed is not discrete, as there are many alleles present at each gene, not just two. Additionally, the traits associated with polygenic inheritance are normally distributed, which means that they fall within a range of values and are influenced by multiple genetic and environmental factors.
Polygenic inheritance is a complex mode of inheritance where multiple genes contribute to the phenotype of a trait, resulting in a normally distributed range of values. This type of inheritance cannot be easily explained by a single gene or allele and requires a more comprehensive understanding of genetic and environmental factors.
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Related Questions
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If I plant always produced white flowers when allowed to self pollinate, what would we call that plant? A B or C
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Is the water you drink brand new?
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Answer:
it actually depend
Explanation:
yes
Describe a typical vertebra, and distinguish among the cervical, thoracic, and lumbar vertebrae.
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The Description of a typical vertebra, as well as to distinguish among the cervical, thoracic, and lumbar vertebrae is given below.
What is a vertebra?A vertebra's body and vertebral arch make up a typical vertebra. The paired pedicles and paired laminae form the arch. The transverse, spinous, superior, and inferior articular processes protrude from the vertebral arch. The spinal cord can pass via the vertebral foramen.
A rib head articulates with those of the long spinous process of each thoracic vertebra. The lumbar vertebrae have a larger and more robust body than the cervical and thoracic vertebrae. The spinous process is short and projects posteriorly, the transverse processes are bigger and thinner.
Therefore, one need to know that the position of the cervical, thoracic, and lumbar vertebrae is the main distinction between them. The cervical vertebrae are located in the neck region, whereas the thoracic and lumbar vertebrae are located in the thorax and lower back, respectively. There are said to be 5 lumbar vertebrae, 7 cervical vertebrae, and 12 thoracic vertebrae.
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A typical vertebrae is defined as the bone that makes up the vertebral column and it's made up of the body and the vertebral arch.
What is the difference that exists between vertebrae?There are various vertebral bones that makes up the vertebral column and they include the following:
The cervical vertebrae: This is the vertebral bone that makes up the first 7 bones of the vertebral column. They are usually labelled C1 to C7. The C1 is called the atlas while the C2 is called the axis. The cervical vertebrae is different from the rest because of the presence of one foramen, in each transverse process.The thoracic vertebrae: This is the vertebral bone that makes up the first T1 to T12 bones of the vertebral column. They are different from other vertebrae because of their long, slender spines and by the presence of facets on the sides of the bodies articulating with the heads of the ribs.The lumbar vertebrae:This is the vertebral bone that makes up the first L1 to L5 bones of the vertebral column.They are different from others because of the presence of large vertebral body.Learn more about bones here:
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what part of the muscle cell most closely regulates protein synthesis?
1) Endoplasmic Retriculum
2)Lysosome
3)Nucleus
4)DNA
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Answer:
ENDOPLASMIC RETRICULUMExplanation:
Thank uhh!!!!!!!!❤
Muscle cell most closely regulates protein synthesis it follows that ribosomes, which are found in the cytoplasm and rough endoplasmic reticulum, are where protein synthesis or translation of m-RNA to protein occurs, hence option 1 is correct.
What is the endoplasmic reticulum?Sarcoplasmic reticulum is a specific type of ER found in skeletal muscle (SR). The SR is essential for both the contraction of muscles and the preservation of muscle homeostasis because it serves as a calcium storage depot and controls the release of calcium during myofibrillar contraction.
Ribosomes: Ribosomes are crucial cell organelles involved in the production of proteins. Proteins and RNA found in ribosomes assist in translating genetic instructions into proteins.
Therefore, the endoplasmic reticulum part of the muscle cell most closely regulates protein synthesis.
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the net gain of h to the body in a day can be estimated by summing ______.
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The net gain of hydrogen (H) to the body in a day can be estimated by summing various sources such as dietary intake, metabolic production, and any other external factors that contribute to the overall hydrogen balance.
Hydrogen is an essential element for various biological processes in the body. The net gain of hydrogen refers to the overall amount of hydrogen acquired by the body within a specific timeframe, typically a day. This estimation involves considering different sources that contribute to the hydrogen balance. One significant source of hydrogen is dietary intake. Hydrogen is obtained through the consumption of foods and beverages that contain hydrogen atoms, such as water and certain organic compounds. Additionally, metabolic processes within the body can generate hydrogen as a byproduct, such as during the breakdown of carbohydrates or fats.
To estimate the net gain of hydrogen, these sources are summed together, taking into account the amount of hydrogen obtained from the diet and the amount produced through metabolic processes. Other external factors, such as medical interventions or hydrogen-rich environments, may also contribute to the net gain of hydrogen in the body. Therefore, by considering the sum of dietary intake, metabolic production, and other relevant factors, an estimation of the net gain of hydrogen to the body in a day can be determined.
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Two starch solutions, one 40% and one 10% concentration, are separated by a semi- permeable membrane, which of the following is true? A. Water will move into the 40% starch solution. B. There is no movement of molecules C. none of these D. aWater will move into the 10% starch solution
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A semi-permeable membrane divides two starch solutions, one at a 40% concentration and the other at a 10% concentration. The correct answer is (D) Water will move into the 10% starch solution.
This is because water molecules have a tendency to move from an area of lower solute concentration to an area of higher solute concentration in order to equalize the concentrations on both sides of the membrane.
In this case, the 10% starch solution has a lower concentration of starch compared to the 40% starch solution. As a result, water molecules will move from the 10% solution into the 40% solution, diluting it and increasing its volume.
This process is known as osmosis, and it allows for the passive movement of water across the semi-permeable membrane until equilibrium is reached.
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At what position in the amplicon is there a differene between the taster and non taster alleles?
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In molecular biology, an amplicon is a piece of DNA or RNA that is the source and/or product of amplification or replication events.
It can be formed artificially, using various methods including polymerase chain reactions (PCR) or ligase chain reactions (LCR), or naturally through gene duplication.
The position in the amplicon where there is a difference between the taster and non-taster alleles depends on the specific gene and variant being studied.
To determine this, it is necessary to identify the specific gene and variant associated with the taster and non-taster alleles.
Once identified, the position of the difference can be determined by comparing the nucleotide sequences of the two alleles.
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A botanist has discovered a new plant species and is trying to classify the plant. Its seed has one cotyledon, it has six flower
parts, its leaves have parallel veins, its stem is herbaceous, and the vascular bundles in its stem are scattered throughout the
stem. Which best classifies this plant?
O gymnosperm and dicot
O gymnosperm and monocot
O angiosperm and monocot
O angiosperm and dicot
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commonly referred to as monocots, (Lilianae sensu Chase & Reveal) are flowering plants (angiosperms), the seeds of which typically contain only one embryonic leaf, or cotyledon. They constitute one of the major groups into which the flowering plants have traditionally been divided, the rest of the flowering plants having two cotyledons and therefore classified as dicotyledons, or dicots. However, molecular phylogenetic research has shown that while the monocots form a monophyletic group or clade (comprising all the descendants of a common ancestor), the dicotyledons do not. Monocotyledons have almost always been recognized as a group, but with various taxonomic ranks and under several different names. The APG III system of 2009 recognises a clade called "monocots" but does not assign it to a taxonomic rank.
The monocotyledons include about 60,000 species. The largest family in this group (and in the flowering plants as a whole) by number of species are the orchids (family Orchidaceae), with more than 20,000 species. About half as many species belong to the true grasses (Poaceae), which are economically the most important family of monocotyledons. In agriculture the majority of the biomass produced comes from monocotyledons. These include not only major grains (rice, wheat, maize, etc.), but also forage grasses, sugar cane, and the bamboos. Economically important monocotyledon crops include various palms (Arecaceae), bananas and plantains (Musaceae), gingers and their relatives, turmeric and cardamom (Zingiberaceae), asparagus (Asparagaceae), pineapple (Bromeliaceae), water chestnut (Cyperaceae), and leeks, onion and garlic (Amaryllidaceae). Many houseplants are monocotyledon epiphytes. Additionally most of the horticultural bulbs, plants cultivated for their blooms, such as lilies, daffodils, irises, amaryllis, cannas, bluebells and tulips, are monocotyledons
Hope this helps
Answer:
it's Angiosperm and Monocot. or C. on edge
Explanation:
In its natural environment, what would be the adaptive advantage of a fungus producing and secreting a bacterial inhibitor?
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In its natural environment, the adaptive advantage of a fungus producing and secreting a bacterial inhibitor would be to protect itself from competition for resources.
By inhibiting the growth of bacteria in its surrounding environment, the fungus is able to reduce competition for nutrients and space, allowing it to thrive and reproduce more successfully.
Additionally, the bacterial inhibitor may also protect the fungus from potential pathogens, further increasing its chances of survival. Overall, the production and secretion of a bacterial inhibitor is an important adaptation that allows the fungus to better compete and survive in its natural environment.
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What type of scientist would be the best qualified to perform genetic engineering to pro- duce seed that are more productive in agriculture? A. biochemist B. geologist C. molecular biologist D. paleontologist
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The type of scientist best qualified to perform genetic engineering to produce more productive seeds in agriculture would be a molecular biologist, the correct option is C.
Molecular biologists specialize in studying the structure, function, and interactions of molecules within biological systems, including DNA and genes. Genetic engineering involves manipulating the genetic material of organisms, which requires a deep understanding of molecular biology principles.
Molecular biologists have the expertise to identify and isolate specific genes responsible for desired traits in crop plants, such as increased productivity or resistance to pests or diseases. They can then modify or introduce these genes into target plants to achieve the desired outcomes, the correct option is C.
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exocytosis of neurotransmitter (quantal release) requires the following step to occur: a. the interaction of synaptobrevin with snap25 b. the binding of calcium to synaptobrevin. c. the interaction of munc-13 with bassoon d. the uncoupling of v-snares from t-snares. e. an action potential in the presynaptic neuron
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Exocytosis of neurotransmitter (quantal release) requires the step to occur an action potential in the presynaptic neuron.
Option (e) is correct.
Exocytosis of neurotransmitter, also known as quantal release, is a fundamental process in synaptic transmission. It involves the release of neurotransmitter molecules from synaptic vesicles into the synaptic cleft. The key step required for this process is the occurrence of an action potential in the presynaptic neuron.
When an action potential reaches the presynaptic terminal, it depolarizes the membrane, leading to the opening of voltage-gated calcium channels. The influx of calcium ions into the presynaptic terminal triggers a series of events that culminate in the fusion of synaptic vesicles with the presynaptic membrane and the subsequent release of neurotransmitter into the synaptic cleft.
While the other options listed (A, B, C, and D) are all involved in synaptic vesicle fusion and neurotransmitter release, they are not the initial or primary step in the process.
Therefore, the correct option is (e)
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Movement of large particles such as
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Answer:Endocytosis
Explanation:is a kind of active transport which transfers inside a cell particles like big molecules, cell components and even complete cells. Although endocytosis has several variants, they have a similar feature: the plasma cell membrane invaginates, producing a pocket around the target particle.
In one or two sentences, explain how a disease that harms the roots of a flowering plant would affect the plant's ability to survive. HELP ME PLEASE I CANT FIND THE ANSWER ANYWHERE AHAHA
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Answer: The way a disease would affect a flowering plant is by altering the roots of the plant, by this problem the plant could not get any nutrients from the soil meaning it would stop growing and eventually die.
one surprising fact of the animal kingdom is that only approximately 5% of animals are classified into which group?
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one surprising fact of the animal kingdom is that only approximately 5% of animals are classified into Chordata group.
Due of the notochord's presence in the tail, the genus chordata was named. Animals that support their dorsal or back sides with a flexible rod are classified in the phylum Chordata. The term chord, which means string in Greek, is the source of the phylum's name. The majority of species in the phylum Chordata, or class of creatures with backbones, are vertebrates (subphylum Vertebrata). Lancelets, sea squirts, and vertebrates all belong to the enormous group of animals known as Chordata. The phylum Chordata includes a number of well-known vertebrates, including amphibians, fish, reptiles, and mammals.
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Which organelle in this image is the packaging unit of the cell that packages proteins for transfer throughout the cell?
1
8
6
9
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Meiosis is associated with the
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Answer:
Meiosis is associated with the haploid number of chromosomes.
Meiosis is a specialized process of cell division in which a diploid cell (cell with two sets of chromosome) is divided by half to produce four haploid cells (cells with a single set of chromosomes), which develop to form gametes that are genetically to the parent cell that produced it. Meiosis takes place in all sexually reproducing unicellular and multicellular eukaryotes which includes animals, plants, and fungi. Sperm and eggs are the haploid cells made during meiosis in humans.
Could someone please come help me
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can anyone pls help me with this?!
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Answer:
TT
TT
Tt
Tt
GG
Gg
Gg
gg
Explanation:
Scientific theories can change when new evidence is discovered and is supported and accepted widely. Which statement can possibly create a change in the cell theory?
a. A scientist discovers a new living organism with different cells.
b. A scientist discovers a new living organism with cells but no tissues.
c. A scientist discovers a new living organism that has no cells.
d. A scientist discovers a new living organism that has cells that work separately.
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Answer:
c. A scientist discovers a new living organism that has no cells.
Explanation:
The cell theory is a widely accepted and globally recognized theory of living things. It was proposed in the 1830's by the collective effort of three scientists namely: Mathias Schleiden, Theodor Schwann and Rudolph Virchow. The cell theory is made up of three components as follows:
- All living things are made up of one or more cells.
- The cell is the basic and fundamental unit of life.
- All living cells comes from pre-existing cells.
According to this question, a new evidence that can possibly create a change in the cell theory is if a SCIENTIST DISCOVERS A NEW LIVING ORGANISM THAT HAS NO CELLS because all living organisms have been said to be made up of cells in the cell theory.
after a protein is synthesized, it can undergo several subsequent processes.which process does a protein always undergo sooner or later?
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After a protein is synthesized, it can undergo several subsequent processes. Process that a protein always undergo sooner or later is : degradation via proteasomes.
What happens after protein synthesis?After being synthesized, the protein is carried in a vesicle from the RER to the cis face of the Golgi. As the protein move through the Golgi, it can be modified.
After a polypeptide chain is synthesized, it may undergo additional processes, such as it may assume a folded tertiary shape due to interactions among its amino acids. It may bind with other polypeptides or with different types of molecules, such as lipids or carbohydrates.
The first step in protein synthesis is called transcription that is the process wherein DNA is used to create mRNA. mRNA is produced using DNA's code, which is within the cell's nucleus.
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in an individual that is dihybrid for completely linked genes, which alleles would you expect in the gametes?
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In an individual that is dihybrid for completely linked genes, the alleles present on one chromosome will always be inherited together and will not undergo independent assortment.
Therefore, the gametes produced will only contain one of the two possible combinations of alleles. For example, if the individual is heterozygous for two linked genes, AaBb, with the dominant alleles A and B, and the recessive alleles a and b, the gametes produced will be AB and ab, as those are the only two possible combinations that can result from the linked alleles.
In summary, in individuals that are dihybrid for completely linked genes, the gametes will only contain one of the two possible combinations of alleles that are present on the chromosome.
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If an enzyme has its optimum activity at neutral pH, to which of the
following pH values does this corresponds? *
PH 12
PH 7
рн 3
PH 14
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Answer:
Youre answer is PH 7
Explanation:
7 It is neutral at
describe the hygiene and care of the tooth
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Answer:
in my opion, hygien and care for your teath is more like, brusshing your teeth three times a day if possible and also mouth wash and dont forget to floss if possible
Explanation: My explination for this is teeth are important and needed to be taken care of.
Answer:
Hygiene is a series of practices performed to preserve health.
According to the World Health Organization, "Hygiene refers to conditions and practices that help to maintain health and prevent the spread of diseases." Personal hygiene refers to maintaining the body's cleanliness.
Many people equate hygiene with 'cleanliness,' but hygiene is a broad term. It includes such personal habit choices as how frequently to take a shower or bath, wash hands, trim fingernails, wash clothes, and basically self care. It also includes attention to keeping surfaces in the home and workplace, including bathroom facilities, clean and pathogen-free. Many people know without taking care of your teeth the food would leave many bacteria and without flossing it, it can lead to the food between your teeth to get bad causing a cavity, then tooth decay.
Good luck.
Can someone answer this please.
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D) It can only be used in areas with specific kinds of rivers.
The form of chlamydia that divides inside the host cell is the _______
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The form of chlamydia that divides inside the host cell is the reticulate body.
Chlamydia is a sexually transmitted bacterial infection that may affect both males and females. It is the most prevalent sexually transmitted disease (STD) worldwide and is caused by the bacterium Chlamydia trachomatis. The chlamydia bacterium is transmitted through intimate contact.
An individual with chlamydia may not exhibit any symptoms, but they can still pass the infection on to others. The chlamydia bacterium has two forms: elementary bodies (EBs) and reticulate bodies (RBs). When the elementary body infects a cell, it transforms into a reticulate body.
The reticulate body begins dividing, and after several hours or days, a colony of chlamydia is produced. The infected cells die when the colony grows too large, and the chlamydia is released to infect new cells.
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1) Dominant alleles are represented by a
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PLEASE HELP
Fact vs. Opinion
Read each statement and decide if it is a fact (can be proven with evidence) or an opinion (personal belief).
8. Different cell types also have special duties, like building skin or bone, pumping out hormones, or making antibodies.
9. Animal cells are more interesting than plant cells.
10. Proteins are processed and lipids are manufactured in the smooth endoplasmic reticulum and Golgi apparatus.
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Answer:
8 fact 9: opinion 10: fact
Explanation:
Answer:
8. Fact
9. Opinion
10. Fact
Evidence for evolution reveals that closely related organisms have many
characteristics.
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These creatures are referred to it as homologous structure if their physical and genetic characteristics are comparable. They are comparable because they have followed the same evolutionary path.
The meaning of genetics?Genetics is the study on genes and heredity, or the process through which specific characteristics or characteristics are passed from one generation to the next as a result of variations in DNA sequence. A gene is a section of DNA that carries instructions for constructing one or even more molecules that are necessary for bodily function.
Which examples from genetics?The study studying genes is called genetics. From one age to the next, our genes transmit information. The reason one kid has blonde hair as their mother and their sibling gets brown hair as their father, for instance, is genetic.
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In females, the ovaries are paired, oval organs located within the pelvic cavity lateral to the? a. Heart b. Kidneys c. Stomach d. Uterus.
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In females, the ovaries are paired, oval-shaped organs that are located within the pelvic cavity, lateral to the uterus. The correct answer is D.
The ovaries are connected to the uterus by the fallopian tubes, also known as the uterine tubes. The ovaries are important reproductive organs that produce and release eggs as well as the hormones estrogen and progesterone. These hormones play key roles in regulating the menstrual cycle and preparing the uterus for pregnancy. The location of the ovaries within the pelvic cavity can be visualized using medical imaging techniques such as ultrasound or MRI. This information can be helpful in diagnosing conditions such as ovarian cysts or tumors, which can sometimes cause pain or other symptoms. Hence D is correct option.
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DNA-binding proteins interact predominantly within which portion of a double-stranded DNA helix?
A) major groove
B) minor groove
C) 3' end
D) supercoil
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DNA-binding proteins interact predominantly within the major groove of a double-stranded DNA helix. The correct option is A) major groove.
The DNA helix is made up of two complementary strands that are twisted together to form a double helix. The major groove is the wider of the two grooves in the double helix and is where the majority of protein-DNA interactions occur.
The shape and chemical properties of the major groove allow DNA-binding proteins to recognize specific sequences of nucleotides in the DNA, which is critical for regulating gene expression and other cellular processes. In contrast, the minor groove is narrower and less accessible to proteins, although some DNA-binding proteins can also interact with this groove.
The supercoil refers to the coiling and twisting of the double helix, which can affect the accessibility of the major and minor grooves to proteins. Overall, the major groove is the primary site of protein-DNA interactions and plays a critical role in many cellular processes.
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