What do the arrows at point 3 indicate? ОООО
Cool air is above water.
Warm air is above land.
Warm air is cooling quickly.
Cool air is warming quickly.

Which of the following are false concerning microbes? a. microbes generate oxygen through photosynthesis. b. the primary role of microbes on the planet involves causing disease in animals and humans. c. microbes produce vitamins in the intestines. d. microbes play a role in breaking down waste and decomposing dead organisms.

Cell specialization occurs by the process ofa. reproductionb. differentiationc. maturationd. growth

What is the problem in this article? what solution does the article propose?