All sponges _____
A) have three germ layers
B) are free swimming as adults
C) reproduce only asexually
D) are parasitic
E) are sessile benthic
Answer: E
Biology & Microbiology
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A number of ____________________ cover the rough ER
Fill in the blank(s) with the appropriate word(s).
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Without performing any calculations, which of the following is the gene order?
A) abc B) acb C) cab D) +++ E) None of these
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Lactic acid fermentation is an anaerobic process.
a. true b. false
Biology & Microbiology
All of the petals of a flower are collectively called the
(a) corolla. (b) stamens. (c) receptacles. (d) calyx.
Biology & Microbiology