Examlex
Which one of the following is the most accurate?
Nephrons
Nephrons are the functional units of the kidney, responsible for filtering blood and forming urine.
Phosphorylation
A biochemical process that involves the addition of a phosphate group to a molecule, often altering its function.
Filtration
A process that separates materials based on the ability of one material to pass through a membrane or layer, while others are retained.
Secretion
This is the process by which substances are produced and discharged from a cell, gland, or organ for a particular function in the organism or for excretion.
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