Light consists of units of energy called
A. neutrons.
B. electrons.
C. photons.
D. pigments.
E. calories.
Answer: C
Biology & Microbiology
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If you applied a toxin that blocked non-voltage-gated potassium channels (i.e., the potassium "leak channels") in a resting neuron, it would cause the membrane potential to be
A. less negative. B. more negative. C. No change would be observed.
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How many of the mass extinctions have had an organic cause? What will be an ideal response?
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Tooth like scales found on sharks and rays
A) placoid B) ganoid C) ctenoid D) cycloid
Biology & Microbiology
Unlike a rock, a reptile can sit in the hot sunshine without its body temperature soaring quickly. This is because the water in its body
A) is a good solvent. B) is a poor solvent. C) has a high specific heat. D) has a low specific heat.
Biology & Microbiology