The only animal in which digestion occurs within cells is
A. cnidarians.
B. sponges.
C. flatworms.
D. comb jellies.
Answer: B
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In order to reuse an enzyme after the conclusion of an enzyme catalyzed reaction, what must occur?
A. the enzyme has to be resynthesized B. the enzyme has to separate itself from the product C. changes into an active form D. the enzyme has to decrease entropy
Autism, Alzheimer disease, Parkinson's disease, and schizophrenia are all associated with ____
a. copy number variants b. fragile sites c. inversions d. deletions e. translocations
Some sponges are green because they
A. Are more like plants than animals B. Filter algae out of the water for food C. Have photosynthetic organisms in their tissues D. Are primary predators
The microbial death rate is (constant/non-linear/variable) over time.
Fill in the blank(s) with the appropriate word(s).