Which cannot be placed in a single trophic level?
a. an oak tree
b. a zebra
c. a mushroom
d. a rabbit
e. a lion
C
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The particular set of alleles an individual carries is called the ________
a. gene expression b. genotype c. gene locus d. phenotype
The solid region of crust and upper mantle is called:
a. the asthenosphere. b. the mantle. c. the lithosphere. d. the outer core. e. the inner core.
A telephone rings and a girl responds by turning her head toward the noise. How did the girl's body know to respond?
a) motor neurons in the girl's brain interpreted the sound as a ringing telephone b) interneurons in the girl's neck communicated with her muscle cells to turn her head c) none of the other answer choices d) sensory neurons in the girl's ears detected the stimuli of the telephone ringing
The most damaging type of mutation is a
A. back mutation. B. point mutation. C. frameshift mutation. D. silent mutation. E. All the choices are equally damaging.