Breathing, burning something/ fire, or i guess photosynthesis
Answer:
The correct answer is - e. many different molecules form a signaling cascade.
Explanation:
Signal transduction is the number of events that take place inside the body of a human from the external atmosphere to transmitting a chemical or physical signal through a number of molecular events of signaling cascade.
The transmission of the particular chemical or physical signal is caused a sequence of phosphorylation events inside the cell it involves specific protein receptors and different types of molecules.
Answer:
it controls the heartbeat and movement of food
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Explanation:
Answer: <u><em>C. They can be six to twelve inches in length.</em></u>
Explanation: I got it correct on edmentum