Based on these data, do scorpions seem well adapted to chasing down their prey over long distances?
a. Yes
b. No
b
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More _____ need to be studied in order to find out whether interspecific competition strongly influences the species
composition and structure of most communities.
a. communities b. K-selected species c. r-selected species d. predators e. prey species
Once retroviral DNA is incorporated into the host genome, what happens to the newly transcribed RNA?
a. The RNA is translated into host proteins. b. The RNA is translated into viral proteins. c. The RNA serves as genetic material for new viruses. d. The RNA is reverse transcribed into double-stranded DNA. e. Some is translated into viral proteins and some serves as genetic material for new viruses.
The carrying capacity of an area is
A. the optimum number of different species that can grow and reproduce there. B. the optimum number of individuals of a species that can survive and reproduce. C. the minimum number of individuals of a species that can survive and reproduce. D. the number of individuals of a species found in an area.
All of the following are contiguous membrane domains except
a. rough ER. b. secretory granules. c. smooth ER. d. transitional ER.