For each of the following relationships, correlation coefficients forheight were determined for 15 pairs of individuals: Mother-daughter: 0.36Mother-granddaughter: 0.17Sister-sister: 0.39Sister-sister (fraternal twins): 0.40Sister-sister (identical twins): 0.77What is the average heritability for height in this group of females?

Q: A characteristic has a narrow-sense heritability of 0.6.a. If the dominance variance (VD) increases…

A: Note - we answer one question at a time. Heritability is the variance proportion in a particular…

Q: Calculate narrow-sense heritability using correlation coefficients.

A: The variance in a particular trait of a particular population because of the genetic factors as…

Q: For each of the following relationships, correlation coefficients forheight were determined for 15…

A: The variations of a particular trait in particular sample size or population, which can be…

Q: What is a normal distribution? Discuss this curve with regard toquantitative traits within a…

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Q: Which of the following statements about complex traits is/are TRUE?       Twin studies help to…

A: Introduction  Complex traits are also known as quantitative traits. Complex traits donot follow…

Q: An animal breeder had a herd of sheep with a mean weight of254 pounds at 3 years of age. He chose…

A: Animal breeding is a technique of rising animals for milk, meat, fur and other domestication…

Q: What is the most probableinheritance pattern of a traitwith gaussian proportionaldistribution of…

A: Inheritance is the process by which this genetic information present in the genes is passed on from…

Q: Understand the meaning of broad-sense heritability?

A: The degree of variation in the specific phenotype as a result of genetic variation among the…

Q: In a sibship of five, what is the probability of having  3 boys and 2 girls? 1 boy and 4 girls?

A:

Q: Assume that in a Hardy-Weinberg population, 9% of the individuals are of the homozygous Tecessive…

A: QUESTIONS According to Hardy-Weinberg population,  p2 + 2pq + q2 = 1 and p + q = 1 p = frequency of…

Q: If the mean and median pertaining to a certain character of a population are of the same value, what…

A: A population is the entire pool from which a statistical sample is drawn. A population may refer to…

Q: For what human behaviors ,if any, are you sure that heritability would be extremely low? give at…

A: The inheritance of qualities from parents to offspring is known as heredity. It could be the result…

Q: Why is the narrow-sense heritability more useful to plant and animal breeders than broad sense…

A: Chromosomes  are present in the nucleus of the cell. These chromosomes have a number. The sum total…

Q: List all the components that contribute to the phenotypic variance and define each component.

A: Phenotypic variance is denoted by the symbol ‘Vp’ Phenotypic variance is used to calculate the…

Q: Two different groups of scientists studying a rare traitin ground squirrels report very different…

A: Introduction  Heritability refers to the inheritance of the variations of the characters/phenotype…

Q: In an experimental population ofTribolium (flour beetles), body length shows a…

A: The study of genetic variations, genes, and heredity is called “genetics”. The scientific study of…

Q: If monozygotic twins show complete concordance for a trait, whether they are reared together or…

A: MZ twins share 100% of their genetic material, and heritability tests how much of a phenotype is…

Q: A bean breeder is working with a population in which themean number of pods per plant is 50 and the…

A: Selective breeding is the interaction by which people utilize creature rearing and plant rearing to…

Q: Are the following statements regarding heritability true or false?A. Heritability applies to a…

A: Heritability is the degree of variation in a phenotypic trait in a population that is due to genetic…

Q: How is the number of individuals in the “Expected” column for each phenotype of the Chi-squared…

A: Chi-squared tests are used to determine whether the difference between an observed and expected…

Q: If the environmental variance (VE) increases and all other variance components remainthe same, what…

A: Environmental variance refers to the portion of phenotypic variance that is due to differences in…

Q: The broad-sense heritability of a trait is estimated at 0.6. If the total phenotypic variance is…

A: Heritability is the term that describes the proportion of the genetic variance to the total…

Q: The following table gives the percentage of twinpairs studied in which both twins expressed the same…

A: Identical or monozygotic twins, are formed when one fertilized egg or ovum will split and develop…

Q: Draw the expected phenotypic variance of a trait encoded by 5 genes with 25% environmental variance…

A: For any entity produced by both genetic and environmental variations, phenotypic variation, the…

Q: What does a heritability rate of 35% mean

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Q: Applying Hardy-Weinberg equilibrium. In a population of 100 individuals, 49% are YY. What percentage…

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Q: What kind of heritability estimates (broad sense or narrow sense) are obtained from human twin…

A: Heritability is defined as the statistics used to estimate the variation degree in the trait…

Q: The leaf width of a particular plant has an environmental variance of 2.3 cm, an epistatic variance…

A: first in order to find narrow and broad sense heritability we have to find the total phenotypic…

Q: Many people are surprised to learn that,while each individual’s fingerprints are unique, the…

A: Variation is a characteristic feature of sexual reproduction which can be observed directly in the…

Q: AA 45, Aa = 40, and aa = 15, could you say that it was in HWE? What is the probability of obtaining…

A: The Hardy-Weinberg law states that among generations, in the absence of any evolutionary force, the…

Q: In a population of geese, the narrow-sense heritability for wing span is shown to be 0.5. If the…

A: The formula that can be used to calculate narrow-sense heritability is equal to: h2=VAVP Here h2…

Q: How do scientists evaluate distributions of phenotypes to estimate the heritability of a complex…

A: Introduction  Heritability refers to the inheritance of the variations of the characters/phenotype…

Q: Explain Heritability estimates from twin studies of quantitative traits?

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Q: Explain the relationship among phenotypic variance, geneticvariance, and environmental variance…

A: Variance is defined as difference between two or more cells, organisms, their genotype, phenotype,…

Q: The narrow-sense heritability of ear length in Reno rabbits is 0.4. Thephenotypic variance (VP) is…

A: Genetics is a branch of science that deals in the study of genes, heredity, and genetic variation of…

Q: What is the additive genetic variance? What is the dominance genetic variance? What is the…

A:

Q: In a cross of two pure-breeding lines of tomatoes producing different fruit sizes; the variance in…

A: Genes, environment, and gene interactions are the three main contributors to phenotypic variation…

Q: complex trait, concordance, environmental variance.

A: Complex trait: Complex trait is a trait which does not follow Mendelian inheritance patterns. This…

Q: Studies have indicated that for pairs of twins raised inthe same family, the environmental…

A: Introduction  Usually there is only one embryo develops at a time in a single pregnancy but in some…

Q: Suppose that you just learned that the narrow-sense heritability of blood pressuremeasured among a…

A: The estimation of the amount of the phenotypic trait variability in a population that is because of…

Q: One way to estimate narrow-sense heritability for a given trait isto compare __________ for…

A: Quantitative traits are defined as those traits which are determined numerically. For example, the…

Q: Explain the component of phenotypic and genotypic variances

A: Phenotype : physical characteristics Genotype : genetic constitution in the form of allelic…

Q: Explain narrow-sense heritability (h2)?

A: Heritability is defined as the amount of phenotypic variation in a population, which attributes to…

Q: Phenotypic variation in the tail length of mice has the following components: Additive genetic…

A: Given: Phenotypic variation in the tail length of the mice has the following components: Additive…

Q: What is the importance of the comparison of traits between adopted and natural children in…

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Q: The breeders equation describes how heritability is estimated from the slope of a parent-offspring…

A: Introduction  Heritability is explained as Additive genetic variance divided by total phenotypic…

Q: What is the broad-sense heritability of these orchids?

A: As we know that, orchidacease commonly called orchid family,is a diverse and widespread family of…

Q: Many researchers have estimated the heritability of human traits by comparing the correlation…

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Q: What is the coefficient of relatedness for second cousins? (Please give your answer to five decimal…

A: The co-efficient of relatedness is basically a probability of an individual sharing the same allele…

Q: Tail length in a population of peacocks has a phenotypic variance of 2.56cm^2 and an enviromental…

A: Broad-sense heritability (H2) is defined as the proportion of phenotypic variance that is…

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.