Outline the assumptions made in establishing the Hardy-Weinberg law. What will be an ideal response? What will be an ideal response?
ANSWER: ? The population is very large.
? No genotype is better than any other; that is, all genotypes have equal ability to
survive and reproduce.
? Mating in the population is random.? Other factors that change allele frequency, such as mutation and migration, are
absent or are rare events and can be ignored.
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What is the correct order of visual information?
a. Pigment absorbs light - signal flows to the neuron - signal moves to the optic nerve- signal moves to the ganglion b. Pigment absorbs light - signal moves to the optic nerve - signal moves to the ganglion - signal flows to the neuron c. Pigment absorbs light - signal flows to the neuron - signal moves to the ganglion - signal moves to the optic nerve d. Signal flows to the neuron - signal moves to the ganglion - signal moves to the optic nerve- pigment absorbs light e. Signal moves to the optic nerve - pigment absorbs light- signal flows to the neuron - signal moves to the ganglion
The bacterial genus Bacillus can utilize starch as a nutrient by splitting the starch molecule into smaller molecules of glucose with the addition of water. The enzymes to do this would be classified as ________.
A. isomerases B. ligases C. hydrolases D. transferases E. oxidoreductases
Which of the following is false concerning stem
cells? a. They are undifferentiated cells. b. They arise from a fertilized egg. c. They can be coaxed to differentiate. d. They are obtained from a portion of a plant body. e. They may help mend damaged tissue.
Adaptive radiation might be expected after which of the following events?
a) a mass extinction b) colonization of a new area c) evolution of a new feature, like the amniotic egg d) All of the above are true. e) Only a) and c) are true.