Cones are responsible for:a
night vision.
b. the detection of movement.
c. dim light vision.
d. peripheral vision.
e. the perception of fine detail
e
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Mutations that result in the death of the individual are known as ____
a. beneficial b. lethal c. random d. spontaneous e. neutral
pH is a measure of
a. an enzyme's effectiveness. b. enzyme concentration. c. hydrogen ion concentration. d. none of the above.
A field biologist finds an unfamiliar single-celled organism in a sample from the surface of a marshy area. What observations or tests would make it possible to determine whether it is a protozoan, fungus, or alga? Assume the PCR machine at the field
station is not working, but all other equipment is. What will be an ideal response?
Prokaryotes use folds of their cytoplasmic membrane called ________ for photosynthesis.
A. thylakoids B. grana C. nucleoid D. cristae E. outer membrane