Four of the five factors listed below are limits to
achieving a population’s full biotic potential. Select
the exception.
a. lack of nutrients
b. predation
c. exponential growth
d. competition for space
e. waste buildup
Answer: c
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Fruit is produced from the development of the
a. egg. b. ovule. c. megaspore. d. endosperm. e. ovary
Endodermis cells of the root secrete a waxy
substance on
a. all of their walls. b. the walls that lead into the xylem. c. the walls adjacent to the phloem only. d. walls of the endodermis that touch each other. e. their chloroplasts
If the gene encoding the enzyme rubisco is mutated such that it is non-functional, the process that would be affected is the ability to
A. make NADPH. B. make O2. C. make ATP. D. fix carbon. E. harvest photons.
RFLPs can be used to identify point mutations through which of the following mechanisms?
A) The mutation can be silent in the coding for protein resulting in a different amino acid being inserted. B) The mutation can occur in a restriction site, causing a change in the cutting pattern for restriction enzymes. C) The mutation can occur outside of a restriction site causing a change in the cutting pattern for restriction enzymes. D) The mutation can occur causing a shortening of the mRNA that is then compared to wild type.