The plant hormone that promotes fruit ripening is
a. auxin.
b. gibberellin.
c. cytokinin.
d. abscisic acid.
e. ethylene.
Answer: e
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Sperm swim from ____ to ____ for
fertilization. a. B; A b. D; C c. D; E d. C; D e. E; C
Ecological footprints calculate
a. the amount of water and fossil fuel needed to support producers and consumers b. the damage left on an environment from using natural resources unwisely by a population c. the amount of land and water a population requires to produce the resources it consumes and assimilate the waste it produces d. the amount of land needed to support a population and absorb their waste e. the amount of carbon that consumers require and produce as waste
Carotenoids:
a. are the stacks of thylakoid membranes in a chloroplast. b. are accessory pigments in chloroplasts that protect the chlorophyll by absorbing excessive light energy. c. are primary pigments in certain plants and algae chloroplasts that fix carbon in place of chlorophyll. d. are the organelles in a leaf cell in which photosynthesis occurs. e. are the organelles in a leaf cell in which respiration occurs.
Describe the principles of ELISA and contrast the three types
What will be an ideal response?