Answer
Leech is parasite depend on blood sucking for feeding purpose. when attach to human body then it is difficult to detach them. however pouring salt on them is helpfull in detaching from the body. when salt is poured on their body surface, due to osmosis water come out from their body ,pH of their blood chane and all their metabolic process inside body is unbalanced or functionally abnormal as a result leech detach from the body.
Correct answer: C). Oxidative phosphorylation
Oxidative phosphorylation gives a basic unit of energy for all the metabolic processes called as ATP, it is a highly efficient metabolic process which is known to produce a large amount of ATP.
During the process of oxidative phosphorylation, electrons are exchanged between the molecules, that creates a chemical gradient, which is required for the production of ATP. It is known to produce more ATP called the energy currency of cell that any other cellular respiration. It produces 90% of the total ATP synthesized in the cell.
The same receptor that responds to norepinephrine also respond to epinephrine, increasing the action of both. Adrenal medulla is NOT affected by the parasympathetic division of the autonomic nervous system (ANS
The organelle is called the mitochondria