Voltage-gated channels are:
a. open in a resting neuron but closed during an action potential
b. open in a resting neuron and open during an action potential
c. closed in a resting neuron but open during an action potential
d. closed in a resting neuron and closed during an action potential
e. always open
c
You might also like to view...
Describe reproduction in the sea star.
What will be an ideal response?
What is a feature of woody stems (in temperate regions) but not of herbaceous stems?
A. Bud scale scars. B. Internodes. C. Nodes. D. Axillary buds. E. Shoot tip.
Tay-Sachs disease is a human genetic abnormality that results in cells accumulating and becoming clogged with very large, complex, undigested lipids. Which cellular organelle must be involved in this condition?
A) the endoplasmic reticulum B) the Golgi apparatus C) the lysosome D) mitochondrion
Anoxygenic photosynthesis typically results in the production of (oxygen/sulfur/ammonia) as a waste product
What will be an ideal response?