Which situation occurs after the creation of a new allele?
A) The gene pool becomes more diverse.
B) The gene pool becomes less diverse.
C) The gene pool fragments into smaller groups.
D) Reproductive isolation always occurs in the group where the mutation occurred.
A
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Voles with a large number of receptors in their brains for oxytocin are likely to be:
a. aggressive b. territorial c. promiscuous d. migratory e. monogamous
Color blindness is an X-linked trait in humans. If a
color-blind woman marries a man with normal vision, the children will be a. all color-blind daughters, but normal sons. b. all color-blind sons, but carrier daughters. c. all normal sons, but carrier daughters. d. all color-blind children. e. all normal children.
The phenotype in homozygous dominant individuals affected with an autosomal genetic disorder is often more severe
than the ____________________ phenotype Fill in the blank(s) with the appropriate word(s).
What experimental observation demonstrated that genes are involved in the integration of foreign DNA into the bacterial chromosome?
What will be an ideal response?