Steroids
a. have no fatty-acid component.
b. consist of four rings.
c. may have different numbers, types, and
positions of functional groups attached to
them.
d. are a specialized type of lipid.
e. are described by all of these
E
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The main difference between a mature zygospore and a young zygospore is that the young zygospore is:
a. haploid b. equivalent to a fruiting body c. diploid d. dikaryotic e. fertilized
Which of the following is the lineage of green algae believed to most resemble early plant ancestors?
A) charophytes B) ulva C) volvox D) dinoflagellates
Zero population growth will be achieved as soon as couples have only replacement reproduction, with two children per couple.
Answer the following statement true (T) or false (F)
Nanoarchaeum equitans:
a. Iron Mountain, CA b. obsidian pools in Yellowstone National Park c. sewage sludge and bovine rumens d. associates with Ignicoccus e. deep sea vents