Which of the following is true about muscle tone?
a. it is responsible for keeping the back and legs straight when you’re relaxed.
b. it decreases as you exercise more.
c. it increases with age.
d. it describes the relaxing of some muscles.

Agroup of students are walking in the park, and one of them takes a picture of a pollen grain that is being blown by the wind.what caption can the student use for this picture? fahrte "littl1111111nimmt-hhhfull film# # #gene mutation in actiongene flow at workgenetic drift as it happensnatural selection in progresshii

The nursing instructor has been observing nursing students initiate an iv infusion. which action(s), if made by the nursing student, indicates that further instruction is needed? (select all that apply.) the nursing student:

All eukaryotic cells contain small bodies called