The nerves that make up the spinal cord carry commands between the and the brain
a. peripheral nerves
b. spinal nerves
c. motor nerves
d. cranial nerves

What is the term for all the traits passed biologically from parent to child.

Sam is a four-year-old child. as compared to other boys of his age, his skin looks dull. his hair appears damaged and dry. which nutrient is sam’s body likely lacking? a. proteins b. carbohydrates c. fats d. minerals

Why would one lymph node in the neck be swollen and not the other? what causes them to swell?