Explanation:
Amoeba depends on simple diffusion of gases from breathing. The exchange of gases in Amoeba takes place through its cell membrane.
Answer:
b) the "will work for air conditioning" sign,
c) the rat sweating on the sidewalk,
e) the comfortable man in the air-conditioned car
Explanation:
See attached image
He taught himself math, and was a maker of almanacs, an astronomer, and an author. Need to know more? Go here : http://www.biography.com/people/benjamin-banneker-9198038
'permanent' is an adjective with nine letters