its an STD that causes warts on your body
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Answer:
Gases, food nutrients, water, and wastes pass back and forth between body cells and the bloodstream across the thin walls of capillaries.
Explanation:
Though I'd only recommend an increase of handywork and skill, Out of the options above, i'd choose to use dull knives.
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