Which best describes the exocrine glands?

The answer is C.

or

Exocrine glands secrete substances into the bloodstream.

:D

the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

i hope this

trachea, alveoli, lung capillaries, arteries