A dominant allele that is common among an inbred population of cats on Key West Island causes polydactyly (extra toes) in all cats who inherit it. However, the number of extra toes varies widely from cat to cat. What term best describes this phenotypic variability?a) variable epistasis b) variable expressivity c) segregation distortion d) variable lethalitye) variable penetrance

Q: What is an allele is lethal only under certain conditions?

A: Lethal alleles as the term suggests are the death-causing alleles and occur due to mutation.  The…

Q: Observed numbers of mosquitoes by kdr genotype +/+ +/r r/r A. gambiae Pre-2006 3 5 2 2006 8 8 7…

A: “Since you have posted a question with multiple sub-parts, we will provide the solution only to the…

Q: A cross between two individuals with different phenotypes that resulted in approximately 50% of each…

A: Mendel was the pioneer of genetic crosses. He performed his experiments on pea plants. He gave the…

Q: F2 offspring Purple, long Purple, round Red, long Red, round Total PI/PI Pl/pl pl/pl pL/PL pl/pl…

A: In sweet pea, purple flowers and long pollen grains are dominant. The genotypes of purple , long…

Q: 1. Starting with the individuals AAbbFFgg and aaBBffGG, where complete dominance and independent…

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

Q: Use the letters R/r and G/g for the dominant and recessive alleles at the two loci, with G being the…

A: Alleles are different forms of a gene that reside at the same location on a chromosome or locus. The…

Q: 8% of XY individuals are color blind in a population. Assume Hardy-Weinberg conditions. Submit your…

A: This question is about understanding the standards of populace hereditary qualities, particularly…

Q: How was Mendel's Law of Independent Assortment demonstrated by the dihybrid cross he performed with…

A: Mendel's law of independent assortment states that when two pairs of traits are combined in a…

Q: Skin colour in dolphins is determined by a single gene showing incomplete dominance giving rise to 3…

A: A cross between the two F1 hybrids shows the heterozygous for a single trait exhibiting incomplete…

Q: A testcross is  A)A mating between an individual of unknown genotype and an individual homozygou…

A: When a trait confers simple dominance, both a homozygous dominant self and a heterozygous individual…

Q: Bees have a haplodiploid sex determination.  The recessive allele ivory causes bees to have white…

A: In honeybee, the sex is determined by being haploid or diploid. Here, females are diploid while…

Q: What is the most likely mode of inheritance? b) If this were a pedigree you did NOT want to…

A: * There are four types of pedigree. They are  X linked recessive X linked dominant Y linked…

Q: The distance between two linked genes is.. a) equal to the frequency of recombination between those…

A: Genetic linkage is a study which shows us the  genes or alleles which are close to each other on a…

Q: 1) Thalassaemia is a form of anaemia common in Mediterranean populations and resulting from a…

A: The body doesn't make enough protein called hemoglobin, due to an inherited disorder called…

Q: Phenotype Genotype Homozygous dominant Heterozygous Homozygous recessive Phenotypic ratio of…

A: Alternative pairs of genes present in the specific locus of homologous pair of chromosome is known…

Q: If two loci R/r and W/w are linked and are 14 map units apart, and an RW/rw individual is…

A: Test cross is the cross between the unknown parent and the homozygous recessive parent.

Q: Comparisons of concordance rates in MZ and DZ twins allow the estimation of heritability, a measure…

A: Monozygotic twins are identical twins that have the same DNA. They are the products of the…

Q: A research team genotyped hundreds of families affected by haemophilia. Among those families, they…

A: RFLP is found on X chromosome and it is a sex-linked recessive disorder. The daughter who inherited…

Q: For the following question, please explain in as much detail as possible. Below is a human pedigree…

A: A pedigree analysis plays an important role in determining the presence and absence of the diseased…

Q: While stuck at home in quarantine, several Bi213 students decide to conduct an experiment using…

A: These are the statistical tests that help us to determine inheritance patterns of a trait by…

Q: If Mendelian inheritance was occurring, what would be the expected numbers of children in this…

A: Introduction: The transmission of traits from one generation to the next is the main topic of…

Q: 7) In some populations of grasses, the ability to grow in soil sprayed with a certain herbicide is a…

A: Hardy Weinberg Principle states that the gene frequency in a population remains constant from…

Q: For each scenario below, choose the options that matches. Write the number in the blank next to the…

A: We are given with the various scenarios, the number for each scenario is written in Step 2.

Q: In the P cross between a homozygous, round pea parent and a homozygous, wrinkled pea parent, which…

A: The objective of the question is to understand the observations and conclusions made by Gregor…

Q: A black chicken mates with a white chicken, and all of their offspring have both black and white…

A: According to Mendel's law of inheritance, a gene is present in two allelic forms, a recessive and a…

Q: A classical example of multiple alleles is  A)ABO blood types in humans. B)height in garden peas.

A: The allele can be defined as the  variant form of the gene.  There are some genes have the variety…

Q: Long ears in mice is an autosomal dominant trait that exhibits on average 30% penetrance. You cross…

A: Answer An allele can be dominant or recessive. A dominant allele is one that is expressed more…

Q: An idnividual with the genotype AA is crossed with an individual with the genotype Aa, producing 120…

A: In Mendelian genetics, every allele has an equal possibility for going with another allele. Hence in…

Q: 8

A: given: No. of total flower 1000 No. Of red flowers= 464(dominant) No of pink flowers= 415…

Q: Assume an ideal diploid population of size 2N=32 (Just like the Buri Drosophila drift experiment…

A: These questions delve into the probabilities associated with neutral alleles in an ideal diploid…

Q: skin color in humans, caused by serval genes at serveral loci, is an example of  A)incomplete…

A: Human skin color can range from the darkest brown color to light hues.Differences in the skin color…

Q: Identify each of the following as an example of allele, genotype, and/or phenotype frequency: A.…

A: Allele frequency is defined as the number of individual alleles of a certain type divided by the…

Q: Two "true Breeding" indiviuals with different phenotypes (a dominant trait in one organism and a…

A: Mendel's law of inheritance defines that there are two types of the allele for every gene. One…

Q: Which of these definitions of heritability is most correct? a)The total amount of phenotypic…

A: Which of these definitions of heritability is most correct? Ans : d) The proportion of phenotypic…

Q: d si d A) incomplete dominance B) epistasis C) pleiotropy D) codominance

A: If a cacti have spine then then the question arise that the spine is sharp or dull. A second thing…

Q: A child has a blood type of “B positive”.  This child is known to be a heterozygote at the ABO blood…

A: ABO blood group is an example of multiple alleles as there are more than two alleles are present for…

Q: What is complete dominance A) When one Allele produces the phenotypic expression. B) When two…

A: Hi, Thanks For Your Question.  Answer : Correct Option Is A Explanation : Complete Dominance Is…

Q: Which of the following is not a phenotypic description of allele interactions affecting the…

A: Answer1- option D. Multifactorial

Q: In plants, a trait has a narrow-sense heritability of 0.75.  This indicates  a) the trait is…

A: Heritability  Heritability means the phenotypic variance in a population due to genetic variance…

Q: A good hypothesis requires a testable ___________ that is ___________.

A: A hypothesis is a conditional explanation that proposes a possible clarification to some phenomenon…

Q: An otto hemp variety with the genotype RRbb is crossed with a Kush hemp  variety rrBb (Given that RR…

A: When two hemp varieties with specific genetic traits are crossed, the resulting offspring inherit a…

Q: There are four blood types: A, B, AB, and O. However, there are three alleles that control blood…

A: It is given that blood grouping is giving by three allele where IA and IB are dominant while i is…

Q: When a red-flowering plant is crossed with a white-flowering plant, pink flowers are seen among the…

A: Introduction Incomplete Dominance Is A Genetic Condition That Occurs When Two True-breeding Parents…