Based upon the age structure diagram, you expect the Indian population to
A. shrink.
B. stay constant.
C. grow and then stabilize
D. grow exponentially.
Answer: C. grow and then stabilize
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Which of the following choices regarding fixed action patterns is incorrect?
a) A fixed action pattern can be potentially maladaptive. b) Fixed action patterns are innate behaviors. c) Once it is triggered, a counter-stimulus could halt a fixed action pattern. d) Fixed action patterns require no learning. e) A fixed action pattern of one organism can be exploited for the benefit of another.
The 11 McFarland standards represent a specific degree of turbidity. What is the degree of turbidity used for?
A) To visually standardize the growth of bacterial cultures. B) To visually standardize the pH of bacterial cultures. C) To visually standardize the level of antimicrobic resistance. D) To visually standardize the growth factors available to the bacterial cultures.
Gene families can contain two members or hundreds of members. The duplicated copies can either remain tandemly associated or can be dispersed by recombination to different chromosomes
Give two examples of genes that are present in large tandem arrays in eukaryotic genomes. What will be an ideal response?
Which of the following characteristics of a fossil suggests that the species does not belong to the hominin group?
A) bipedal walking B) protruding brow ridges C) small canine teeth D) a flat face