The answer definitely is b. ie. exocytosis.
Exo( latin origin) means out.
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Answer:
The answer is option B. positive feedback
Explanation:
Positive feedback is a process in which the end product of a stimulus give rise to more of that stimulus. This mechanism is part of the system that regulates homeostasis in the body.
B
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In both cases of where the electron transport chain is present in both processes of energy conservation, cellular respiration and photosynthesis, the ion that forms the concentration gradients as a result would be the Hydrogen ion concentration gradient.
The part of the nervous system that is similar to the autopilot is the AUTONOMIC NERVOUS SYSTEM. It controls the muscles and the glands of the internal organs. It is divided into sympathetic and parasympathetic. The sympathetic autonomic nervous system brings about excitation in the body while the parasympathetic brings about calmness.