The presence of freckles is due to a dominant allele. Four percent of the individuals in a particular population lack freckles
Use the Hardy-Weinberg formula to calculate the percentage of individuals in this population who are homozygous dominant for freckles. A) 32%
B) 4%
C) 64%
D) 80%
C
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Describe the physical factors involved in the layering of the oceans
What will be an ideal response?
The neuropeptide neurotransmitters are involved in:
a. pain regulation. b. stimulation of skeletal muscle. c. inhibition of acetylcholine receptors. d. mood regulation. e. release of hormones
The function of coenzyme A in the citric acid cycle is most like
A) a hamster in its exercise wheel, running quickly but not getting anywhere. B) a limousine driver dropping off a couple at the school prom. C) throwing a baited hook into a lake and catching a fish. D) a recycling company, collecting paper and using it to manufacture new products. E) a kid jumping up and down on a trampoline.
The enzyme peptidyl transferase, which catalyzes the transfer of the polypeptide chain attached to the
tRNA in the __________ site to the aminoacyl-tRNA in the __________ site, is thought to be a(n) __________ molecule and not a protein. a. A; P; rDNA b. P; A; tRNA c. A; P; mRNA d. P; A; rRNA e. P; A; sugar