22 Chapters
TEST-BANK for
Essentials of Genetics
9th Edition
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Sample Questions
- A number of mechanisms operate to maintain genetic diversity in a population. Why is such diversity favored?
- In Drosophila, assume that the gene for scute bristles (s) is located at map position 0.0 and that ...
- Nutritional mutants in Neurospora can be "cured" by treating the medium with substances in the ...
- True or False: Inbreeding by itself can change gene frequencies.
- Below is a pedigree of a fairly common human hereditary trait in which the boxes represent males and ...
- True or False: Genetic drift is primarily associated with relatively small breeding populations.
- In small isolated populations, gene frequencies can fluctuate considerably. The term that applies to ...
- True or False: Selection is the differential reproduction of genotypes, resulting from their variable fitness.
- Albinism is an autosomal recessive trait in humans. Assume that there are 100 albinos (aa) in a ...
- True or False: For a given locus, in a population with two alternative alleles, the allele frequencies .
- Which would change allele frequencies more quickly: selection against a dominant allele or selection ...
- One of the Hardy-Weinberg assumptions states that the population is infinitely large. What influence ...
- One of the Hardy-Weinberg assumptions states that all genotypes in the population are free of ...
- True or False: In directional selection, both phenotypic extremes are equally selected against.
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