Neurons that convey impulses from the CNS to muscles or glands are

A. effectors.
B. receptors.
C. oligodendrocytes.
D. neurotransmitters.
E. none of the above.


Answer: E. none of the above.

Biology & Microbiology

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A population's carrying capacity is: a. all of these choices

b. when a population reaches equilibrium with the environment's sustainability. c. a constant rate. d. the exponential growth of a population.

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An insect that resembles the face of a snake is using to avoid predation.

A. warning coloration B. mimicry C. mutualism D. camouflage E. chemical defense

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What distribution pattern is the most common

in the natural world? a. random b. uniform c. clumped d. stratified or layered e. homogeneous

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Bipedalism was made possible by

a. movement of the foramen magnum to the base of the skull. b. position and shape of the knee. c. position and shape of the ankle joints. d. position and shape of the pelvic girdle. e. all of these.

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