Answer:
a) provides structure to the Trachea. b) hairs on a cell that help it move around. C) Exchanges oxygen and carbon dioxide molecules to and from the blood stream
Hi there, the answer is 625 sets of twins, as 1250 “twins” occur to a singular person, so “pairs” would be 1250/2 which equals 625.
Answer:
(C) Building fires near flammable debris.
Explanation:
I have no explanation, except the fire is not environmentally sound.