Biotic potential
a. varies from one species to another.
b. is controlled by the timing of the first
reproduction.
c. is controlled by the frequency of
reproduction.
d. is controlled by the number of offspring
produced.
e. is true of all of these
E
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Different proteins have different amino acid ________.
Fill in the blank(s) with the appropriate word(s).
All of the following are true concerning plasmids
EXCEPT that they a. are self-reproducing circular molecules of DNA. b. are sites for inserting genes for amplification. c. may be transferred between different species of bacteria. d. may confer the ability to donate genetic material when bacteria conjugate. e. are usually essential in bacteria.
The pelvis is composed of which bones?
A. Sacrum B. Pelvic girdle C. Coccyx D. Floating ribs E. Lumbar verte
Competition typically
A) only involves two closely related species. B) involves a predator and prey. C) is a complex interaction of biotic and abiotic factors. D) is random.