Which of the following can be used to help classify actinomycetes?
A. Percent G + C content
B. Phospholipid composition of the membrane
C. Cell wall composition
D. All of these can be used to classify actinomycetes.
Answer: D
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The amount of phenotypic variation in a group that is due to genetic variation is called heritability
Indicate whether the statement is true or false
In a chemical equation, the chemicals to the
left of the arrow are a. products. b. in greater abundance. c. at higher energy levels. d. reactants. e. all of these.
The Kissimmee River Restoration Project is an
A) example of large-scale bioremediation to clean up a mercury spill. B) example of a dam that interrupted the breeding of salmon and other species. C) attempt to restore the natural wetlands associated with the Kissimmee River. D) effort to join two previously unconnected lakes to permit better drainage.
For extinct taxa:
a. the fossil record is the primary source of data for constructing phylogenetic trees. b. one would expect allied extant taxa from the same location to be very different. c. it makes sense to use an ad hoc explanation of how natural selection produced changes in a lineage even when it is uncertain how the biotic and abiotic environment changed over time. d. A and C. e. B and D.