Compare and contrast the homology that occurs in the forelimbs of mammals What will be an ideal response?
Concepts to Consider: Definition of homology; specific bones of the forearm; differences in use such
as grasping and lifting, swimming, and flight; a possible statement on the class of animals--such as
Class Mammalia if humans, cats, whales, and bats are used as examples.
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Sex influenced traits most likely appear due to the influence of
a. adrenal hormones. b. estrogen. c. testosterone. d. both estrogen and testosterone. e. growth hormone.
A ________ is a DNA molecule used in hybridization reactions to detect the presence of a particular gene in separated DNA fragments.
A. plasmid B. probe C. blot D. vector
The genus Desulfovibrio ________.
A. uses sulfate as a terminal electron acceptor during anaerobic respiration B. produces H2S C. is a strict anaerobe D. All of the choices are correct.
Which of the following statements concerning cellular metabolism is FALSE?
A. Energy obtained from nutrients or light is stored in the bonds of ATP. B. Enzymes are used in both catabolic and anabolic reactions. C. Macromolecules are converted into cell structures via catabolism. D. The goal of metabolism is reproduction of the organism. E. ATP is used in the formation of macromolecules.