Question

What is absorption ? required short answer

Answer 1

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The process of one material (absorbate) being retained by another (absorbent); this may be the physical solution of a gas, liquid, or solid in a liquid, attachment of molecules of a gas, vapour, liquid, or dissolved substance to a solid surface by physical forces, etc.Absorption is a condition in which something takes in another substance. It is a physical or chemical phenomenon or process, in which atoms, molecules, or ions enter in the inner part (called "bulk") of a gas, liquid, or solid material.

Answer 2

$\pink\implies$The process by which digested food molecules are absorbed into the bloodstream and transported to different parts of the body is known as absorption.