An epigenetic change is one that occurs when a microbial cell produces a toxin or an exoenzyme that directly damages host cells.
Answer the following statement true (T) or false (F)
False
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In the figure above, which of the arrows represents the most rapid population growth?
A) arrow A B) arrow B C) arrow C
In the part of an embryo sac farthest away from the micropyle you should find ____
a. the central cell b. a seed c. the pollen tube d. synergids e. antipodal cells
Stramenopiles include all of the following EXCEPT
a. Rhodophyta. b. Chrysophyta. c. Phaeophyta. d. Bacillariophyta. e. Oomycota.
Four of the following statements about fossils found on the island of Flores are true. Which one is the exception?
A. They are shorter than modern humans. B. They have very small brains. C. They are 200,000 years old. D. They have a heavy brow ridge. E. They have been described to be like “hobbits.”