Most types of communication between cells utilize -chemical or electric signals.
Communication is done by the release of chemical signals by the cell thus sending the message. These chemical signals are usually proteins or other molecules that are produced by the sending cell. These signals are released into the extracellular space.
Answer:
"When humans burn fossil fuels to power factories, power plants, cars and trucks, most of the carbon quickly enters the atmosphere as carbon dioxide gas. ... Carbon moves from the atmosphere to the oceans. The oceans, and other bodies of water, absorb some carbon from the atmosphere. The carbon is dissolved into the water."
Explanation:
D. Regulate the amount of water that can be pumped
Answer:
Pressure gradients, the rotation of the earth, and friction are three primary variables that influence the wind. Atmospheric pressure gradients are the ultimate source of wind. The wind blows from high-pressure zones to low-pressure areas.
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