Which Arrow(s) Point(s) to the Location of Helicase in the Diagram

question 55

Multiple Choice

Which arrow(s) point(s) to the location of helicase in the diagram shown?

• A) A
• B) B
• C) C
• D) A and E
• E) B and D

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Definitions:

Propagation Speed

The rate at which a wave, including sound, light, or electromagnetic waves, travels through a medium.

Action Potential

A brief change in the electrical charge of a neuronal membrane; the physical basis of the signal that travels the length of the neuron.

Excitation Threshold

The voltage difference between a neuron’s interior and exterior that, if exceeded, causes the neuron to fire.

Action Potential

A temporary reversal of electric polarization of the membrane of a nerve cell or muscle cell, involved in the transmission of signals.