Match the following: Some K+ channels remain open,
and Na+ channels rest.
1. Threshold stimulus
Voltage-gated Na+ channels open.
2. Depolarization
3. Hyperpolarization
Na+ channels are inactivating, and
voltage-gated K+ channels open.
4. Repolarization
Any stimulus at or above this level
will result in action potential.

the answers are as following:

1. c. double helix, nucleosome, coil, supercoil, chromosome

2. b. g2 phase, preparation for mitosis

3. d. interphase consists of the g1, s, and g2 phases

4. c. metaphase

5. a. chromosomes are duplicated before cell division so that each new daughter cell has a complete set

what are the options? add them, then i will be glad to .

i would answer but it has no question attached to be answer sorry kido