What do the founder effect and the bottleneck effect have in common?
A. Both the founder effect and the bottleneck effect are examples of disruptive selection.
B. Both the founder effect and the bottleneck effect are forms of genetic drift.
C. Both the founder effect and the bottleneck effect result from an increase in gene flow.
D. Both the founder effect and the bottleneck effect result from mutation.
Answer: B
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A) to the exons B) to the 5' UTR C) to the 3' UTR D) at certain sites along an intron
At rest, the inside of the neuron is
A. negatively charged. B. neutral, or equal to the exterior charge. C. positively charged. D. None of the choices are correct, since neurons are never at rest.
Mendel imagined that seed color in pea plants is influenced by a gene with two alleles in which the allele for yellow seeds (Y) is dominant over the allele for green seeds (y). What would Mendel predict the seed colors would be from a cross of a male plant with the mixed Yy genotype with a female plant with the yy genotype?
a. All seeds should be green. b. All seeds should be yellow. c. There should be 3 green seeds for every 1 yellow seed. d. There should be 1 green seed for every 3 yellow seeds. e. There should be 1 green seed for every 1 yellow seed.
Which part of the body is often diseased in alcoholics due to exposure to alcohol?
A. liver B. esophagus C. stomach D. kidneys E. large intestine