It is the best to say that most humans sources of air pollution result from ___.?
A. Forestry...
Biology, 01.04.2020 01:33 haileysolis5
It is the best to say that most humans sources of air pollution result from ___.?
A. Forestry management
B. Fuel burning
C. Heating devices
D. Vehicle exhaust
Answers: 2
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Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.
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What is the farthest destination to date for a human spaceflight mission?
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Body temperature is tightly regulated in mammals for example when external temperatures drop too much the body of a mammal responds by in order to its core temperature?
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Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.
Answers: 1
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