Define the following:- a). Respiration b). Nephrons c). Osmosis d). Daipharagm
Answers
Respiration :- respiration is the movement of oxygen from the outside environment to the cells within tissues, and the transport of carbon dioxide in the opposite direction.
Osmosis :- Osmosis is the movement of a solvent across a semipermeable membrane toward a higher concentration of solute (lower concentration of solvent). In biological systems, the solvent is typically water, but osmosis can occur in other liquids, supercritical liquids, and even In gases
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Answer:
a. Respiration is the chemical process in which food taken by an organism combines with oxygen to release energy.
b. The nephron is the microscopic structural and functional unit of the kidney.
c. a process by which molecules of a solvent pass through a semipermeable membrane from a less concentrated solution into a more concentrated one.
d. The diaphragm is a thin skeletal muscle that sits at the base of the chest and separates the abdomen from the chest. It contracts and flattens when you inhale(this causes a vaccum which lets air come into the lungs). When you exhale, the diaphragm relaxes and the air is pushed out of lungs.
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