Cite the most common molecular explanations fordominant and recessive alleles.

Q: How do geneticist normally tell whether an organism exhibiting a dominant phenotype is homozygous or…

A: *To know whether an organisms dominant trait is homozygous or heterozygous for a specific allele one…

Q: Define recessive allele.

A: Genetic is the branch of science that deals with genetic material like genome, genes, DNA, and…

Q: Define loss-of-function allele and explain why such allelesare useful to study.

A: A mutation that causes a gene or allele product to be totally inactive is loss of function mutation.…

Q: Which of the following human characteristics occurs as result of a dominant allele?

A: Albinism is inherited as an autosomal recessive trait. It affects the melanin production in skin,…

Q: . Explain how Mendelian genetics is compatible with the fact that many traits, such as human height…

A: Introduction: According to Mendelian genetics, for any given trait in the offspring, genes from both…

Q: Which of the following can help explain how continuous variation in a trait can arise from…

A: The biological theory that was proposed by Sir. Gregor Mendel, defining the laws of inheritance and…

Q: Define the following: (a) polygenic, (b) additive alleles, (c) monozygotic and dizygotic twins, (d)…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: Draw diagram of Molecular explanations of Mendel’s pea shape and pea color genes?

A: Gregor Mendel is known as the Father of modern genetics. He worked on pea plant, Pisum sativum and…

Q: Explain the Multiple-Gene Hypothesis for Quantitative Inheritance ?

A: Inheritance can be defined as the process where one class acquires the properties along with the…

Q: Illustrate the Multiple Allele Inheritance ?

A: Genes are responsible for the genetic traits of organisms.

Q: If the frequency of the homozygous dominant genotype is 0.49, what is the frequency of the dominant…

A: Hardy–Weinberg equilibrium: This principle states that the genetic variation in a population will…

Q: Explain Allele frequency?

A: Definition  Allele frequency is the relative frequency of an allele on a given genetic locus in a…

Q: Define wild-type allele and genetic polymorphism

A: WILD TYPE ALLELE;- The allele that encodes the phenotype most common in a particular natural…

Q: Define the expression of neither allele ?

A: An allele is specific variation of a gene. Bacteria have only one allele per gene per organism…

Q: Give nine examples of lethal alleles in humans, other animals, and plants and a brief molecular…

A: Lethal alleles are those that cause an organism's death when they are present; they can be inherited…

Q: Explain Allele frequencies and polymorphic genes?

A: Allele :Allele is nothing but a variant of a gene. we have variants of gene both from mother and…

Q: Explain why most loss-of-function alleles (hypomorphic or amorphic) are recessive to wild-type…

A: Recessive mutations inactive the affected gene and lead to loss- of -function.recessive mutations…

Q: If the frequency of the dominant allele is 0.6, what is the frequency of the homozygous dominant…

A: In a population, the allele frequencies remain constant when the conditions causing evolution such…

Q: In foxes, two alleles of a single gene, P and p, may result in lethality (PP), platinum coat (Pp),…

A: SOME BASIC INFORMATION IN GENETICS  HETEROZYGOUS - Every gene has two characters one being the…

Q: Explain the term phenotypic variation ?

A: Gene is known to be the fundament of heredity of all life forms. Most animals exhibit…

Q: Explain MZ and DZ twin concordance for complex discrete traits?

A: MZ stands for monozygotic twins. They are also called identical twins and are developed due to…

Q: Explain why most loss-of-function alleles are recessive to wild-type, but some are incompletely…

A: An allele determines the hereditary characteristics. Most of the genes have two alleles, namely the…

Q: Explain about the important factor contributing to overall levels ofphenotypic variation ?

A: The observable physical characteristics of an organism is called its phenotype. Eye colour, hair…

Q: n guinea pigs, an allele for rough fur (R) is dominant over an allele for smooth fur (r), and an…

A: Phenotype of RRBB/ RrBb will have Rough and black coat Whereas Phenotype of  rrbb will have smoth…

Q: Compare phenotypes at the molecular, cellular, and organism levels for individuals who are…

A: Introduction: In sickle cell anemia, RBCs are affected.  it is a trait/ allele meaning it is a…

Q: If each dominant allele adds 10 cm to an adult humans type which of the following genotypes would…

A: Alternate form of gene is called allele. Allele can be dominant or recessive. Dominant allele masks…

Q: Illustrate Many Extensions to Mendel’s View of Single-Gene Inheritance?

A: Mendel studied traits in pea plants with the maximum effective mode of inheritance. The inheritance…

Q: What are multiple alleles? Give an example?

A: An allele is the one of two or more varieties of the gene. The person will inherit two alleles for…

Q: Categorize allele interactions as completely dominant,incompletely dominant, or codominant.

A: A gene can be referred to as a unit of hereditary. The alternate forms of gene are referred as…

Q: Explain

A: Introduction :- The term phenotype and genotype may sounds similar but there is a huge difference…

Q: Describe how alleles can exhibit incomplete penetrance andvary in their expressivity.

A: When there are offsprings with the same genotype but having various degrees of observed phenotype,…

Q: what is a genotype and what is a phenotype? Explain how these concepts relate to the concepts of…

A: Genes are the sequence of nucleotide that encode a particular protein.

Q: Give possible sources of phenotypic variation and explain how these variations are inherited from…

A: Phenotypes may be because of genes , environmental  elements, or a mixture of each. Phenotypic…

Q: If the frequency of the homozygous dominant genotype is 0.25, what is the frequency of the recessive…

A: Each P and q represent the allele frequency of the different allele. The term p2 represents the…

Q: Explain how Mendel’s laws apply to multifactorial traits.

A: Multifactorial inheritance means the traits that depend on multiple genes and environmental factors.…

Q: Repeat this process for the following genotypic frequencies for the presence or absence of…

A: In the given question, we are given two phenotypes. One is mid-digital hair which is dominant and…

Q: Discuss the differences between a dominant and a recessive allele.

A: Introduction :- The term "allele" refers to each of two or more different variants of a gene that…

Q: Give three examples of recessive epistasis?

A: Epistasis is the form of genetic interaction where phenotypic expression of one is gene is masked by…

Q: Dominant Recessive Body character Animal Dog Tail Stumpy Long Long Coat Length Ear Length Dog Short…

A: Dihybrid Cross The dihybrid cross is defined as the cross between two different genes which differ…

Q: Describe the difference between genotype and phenotype. Give three examples. Is it possible for two…

A: Genetics is the branch of biology which deals with genes, heredity, and genome in the organism.…

Q: Given the combination shown in the Punnet square, what are the genotypes of the parents? * Rr Rr Rr…

A: The given above is the punnet square showing f1 generation where all f1 are having Rr genotype.  As…

Q: Give the potential function of alleles ?

A: The simplest morphological and physiological unit of heredity is the gene. DNA is the material that…

Q: Define and give examples of phenotypes and genotypes.

A: Genetics is the branch of biology that studies animals' DNA, how it manifests as genes, and how…

Q: Explain how genomic imprinting and inheritance of mitochondrialand chloroplast DNA are exceptions to…

A: Gregor Mendel conducted experiments on pea plant (Pisum sativum) demonstrating the inheritance of…

Q: Consider three independently assorting gene pairs, A/a, B/b, andC/c, where each demonstrates typical…

A: We are considering three independent assorting gene pairs - A/a, B/b and C/c Typical dominance of…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.