Examine the figure above. What type of selection for body size appears to be occurring in these marine iguanas?
A) directional selection
B) stabilizing selection
C) disruptive selection
D) You cannot determine the type of selection from the above information.
B
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Which of the following kinds of traits was originally used for classifying organisms into taxonomic
categories?
a. morphology and behavior b. DNA and amino acid sequences c. physiology and biochemical pathways d. geography and ecology e. morphology and physiology
The European cuckoo’s behavior as a “brood parasite” represents what type of behavior?
a. a response that is not a behavior b. instinctive behavior c. imprinting behavior d. learned behavior e. a time-dependent form of learning
A biodiversity hotspot is a(n):
a. protected area with few humans present. b. type of island from which humans are leaving. c. an area rich in endemic species and high in human population. d. a type of corridor to which humans are rapidly migrating. e. an area poor in endemic species in a tropical location
Radiation most likely destroys cancer cells by inducing a process called
A. cytokinesis. B. protein disintegration. C. differentiation. D. apoptosis.