A temperature inversion occurs when a layer of warm air settles on top of a layer of cold air, and the cold air ends up trapped underneath.
Answer: Depending on the nature of the signaling molecule, it may either bind to and activate a receptor protein embedded in the plasma membrane, or it may move across the plasma membrane and bind to a receptor protein in the cytoplasm.
Explanation: I found this answer on quizlet
Answer:
i need help with this too somebody help
Explanation:
Hello!
A aquifer<span> names an underground area that collects and holds a large amount of water.
I know this because an aquifer collects water.
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