Which of the following mechanisms is NOT used to encourage the movement of water over gills?
a. cilia
b. contraction of the diaphragm
c. contraction of a muscular mantle
d. a fish swimming with its mouth open
e. contractions of body muscles
B
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Several butterfly species that are edible to birds have very similar color patterns to the generally inedible Monarch butterfly. This is best described as an example of
A. Mullerian mimicry. B. Batesian mimicry. C. crypsis. D. subterfuge. E. aposematic coloration.
Which flagellate(s) have modified mitochondria and make ATP without oxygen?
a. trypanosomes b. euglenoids c. rhizarians d. diplomonads and parabasalids e. diatoms and brown algae
As ATP begins to accumulate in the cytoplasm of animal cells, the extra glucose ____
a. enters glycolysis more rapidly b. is converted into glycogen c. is converted into starch. d. is converted into proteins e. is converted into carbohydrates
Intermediate filaments are most closely associated with which of the following?
a. actin b. myosin c. keratins d. microvilli e. pseudopodia