The source of norepinephrine is the

a. pituitary gland.
b. adrenal cortex.
c. adrenal medulla.
d. thymus gland.
e. thyroid gland.


C

Biology & Microbiology

You might also like to view...

Mercury can serve as a transcriptional activator in the regulation of certain genes

Indicate whether the statement is true or false.

Biology & Microbiology

A small evolutionary shift in the size of the bill of a finch species is an example of ____

a. macroevolution b. sexual selection c. mutation d. microevolution e. orthogenesis

Biology & Microbiology

Genetic variation is useful to evolution because environments change.

Answer the following statement true (T) or false (F)

Biology & Microbiology

If a cell lacked ribosomes, it would not be able to

A. produce ATP. B. form a spindle apparatus. C. break down fats. D. respire oxidatively. E. synthesize proteins.

Biology & Microbiology