Refer to Figure 31-3. The structures labeled 1 are used for:A
feeding.
B. reproduction.
C. attachment.
D. movement.
E. protection.
C
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When comparing dry heat and moist heat sterilization, dry heat is
A. equally as fast. B. slower. C. faster. D. sometimes faster but sometimes slower.
Afferent and efferent neurons differ in (select all correct choices):
A. their size. B. their pattern of myelation. C. the directionality of the information they send.
Considering the traditional view of ecological
succession, which of the following plants would most likely be a pioneer species in a primary succession event?
a. an oak tree that produces acorns dispersed by squirrels b. a snapdragon flower pollinated by bees c. a dandelion which produces seeds asexually and disperses seeds by the wind d. it could be any of these e. it couldn’t be any of these
Which group of vertebrates will lack a pulmonary circuit?
A. fish B. annelids C. frogs D. birds E. mammals