Choose the arrangement that lists the events in the order they occur at a neuromuscular junction in given the following events:
1. .
2. These impulses come from brain to motor neuron.
3. Brain sends a series of electrical impulses to do a job..
4. Motor neurons take these impulses to the skeletal muscle. 5. From muscle to the fingers.

i think a) betsy can donate only blood to mark is correct because, mark and betsy have the same blood type. whereas nobody else has b+ blood so betsy can't donate to them.

a community that experiences major changes undergoes progress

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