Testing for differentiation of M. lacunata from other Moraxella species can best be performed by:
a. the ability to utilize acetate.
b. the ability to liquefy serum.
c. glucose utilization tests.
d. growth on MacConkey agar.
B
M. lacunata is able to liquefy serum; therefore depressions are formed on the surface of Löeffler serum agar slants.
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Animals that match their internal osmotic pressures to those of their external environments are called ____
Fill in the blank with the appropriate word.
What is thought to be the reason of breaching? a. To communicate an individual's arrival
b. All of these choices. c. To show dominance. d. To signal a departure from a group.
Individuals of a(n) __________ share a gene pool. Fill in the blank(s) with the appropriate word(s)
The part of the central nervous system that is composed of parts that are antagonistic to each other is
the a. autonomic nervous system composed of the sympathetic and parasympathetic subsystems. b. central nervous system composed of the brain and spinal cord. c. peripheral nervous system composed of the cranial and spinal nervous system. d. None of these; the muscular system is the only system with antagonistic subsets. e. All of the subunits of the CNS are antagonistic to the subunits of the PNS.