Prokaryotes were once described based on structures that were present in eukaryotes, but absent in prokaryotes.
Answer the following statement true (T) or false (F)
True
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The rate of enzyme activity decreases by half when the body temperature drops by
a. 5? F. b. 8? F. c. 2? F. d. 6? F. e. 10? F.
Why is adult anatomy sometimes a misleading way to construct a phylogeny that reflects evolutionary history?
A) Adult anatomy isn't strongly influenced by natural selection. B) Convergent evolution produces similar traits in unrelated species. C) Adult anatomy is too variable within a species.
Vessel elements and tracheids, while differing slightly in structure, both conduct carbohydrates. Indicate whether the statement is true or false
Atomic force microscopes use a scanning probe that maintains a fixed distance from the surface of the specimen. It is useful for specimens that ________.
A. neither do not conduct electricity well nor have extremely uneven surfaces is correct B. both do not conduct electricity well and have extremely uneven surfaces are correct C. do not conduct electricity well D. have extremely uneven surfaces