Which Of These Individuals Is A Homozygous Genotype
Question: Which of these individuals is a homozygous genotype?
Aa
b. AG
c. aG
d. Gg
e. AA
Answer: AA
Question: All the genes in a population are that population’s _____.
a. fitness
b. genotype
c. gene pool
d. phenotype
e. Hardy-Weinberg
Answer: gene pool
Question: Genetic drift is a process based on _____.
a. differential reproductive success correlated to the relationship between a phenotype and the environment
b. immigration
c. mutation
d. emigration
e. the role of chance
Answer: the role of chance
Question: A mutation occurs when _____.
a. there is a change in the DNA sequence of a gene
b. some individuals leave more offspring than other individuals
c. individuals leave a population
d. population sizes are small
e. individuals enter a population
Answer: there is a change in the DNA sequence of a gene
Question:
Answer: Alleles that promote “tallness” will decrease in frequency.
Question: Modern travel along with migration reduces the probability of _____ having an effect on the evolution of humans.
a. natural selection
b. gene flow
c. genetic drift
d. mutation
e. disease
Answer: genetic drift
Question: The ease with which humans travel across the globe is likely to increase _____.
a. natural selection
b. genetic drift
c. gene flow
d. mutation
e. all of these
Answer: gene flow
Question: Homologous pairs of chromosomes are lined up independently of other such pairs during _____.
a. metaphase I
b. telophase II
c. prophase II
d. metaphase II
e. anaphase I
Answer: metaphase I
Question:
Answer: nonsister chromatids of homologous chromosomes
Question: In human gamete production there is an average of _____ crossover events per chromosome pair.
a. 5-6
b. 2-3
c. 10+
d. 0-1
e. 9-10
Answer: 2-3