Consider two islands located an equal distance from the mainland (colonization source). One island is large, the other is small. Which island will have a higher rate of change in species composition?
A. the small island
B. the large island
C. The rate of change in species composition
will be the same on both islands.
D. Species composition does not change at
equilibrium.
A
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You are examining a human pedigree for a trait. You notice that an offspring can be affected even if neither parent is affected. This immediately tells you that the trait is:
A. dominant. B. recessive. C. epistatic. D. produced by multiple alleles. E. incomplete penetrance.
Four of the five choices listed below are related to
vascular tissue. Select the exception. a. conduction of water and minerals b. vascular bundle c. translocation d. vein e. pith
Behaviors that do not require environmental input for their development are called:
a. learned behaviors. b. complex behaviors. c. reciprocal altruism. d. fixed action patterns. e. instincts.
Which of the following are components of vertebrate gravity receptors?IUtricle and saccule chambers of a membranous labyrinthIIHair cells with stereocilia and kinociliumIIIHairlike processes embedded with otolith membrane, a gelatinous membrane containing calcium carbonate crystalsIVPeripheral chemoreceptors
A. II, III, and IV B. I and II only C. I and IV only D. I, II, and III E. I, II, and IV