Apoptosis

question 52

Multiple Choice

Apoptosis

• A) is a process that repairs damaged DNA.
• B) occurs as telomeres increase in length.
• C) can be used to remove damaged or malfunctioning cells.
• D) increases the number of somatic cells.
• E) increases the number of gamete cells.

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Definitions:

Antidiuretic Hormone

A hormone released by the pituitary gland that regulates water retention in the body by increasing the concentration of solutes in the blood.

Collecting Ducts

Tubules in the kidneys that receive urine from the nephrons and transport it into the renal pelvis and ureter.

Reabsorbed

The process by which substances are taken back into the blood from the filtrate produced in the kidneys.

Concentration Gradient

A variation in the concentration of a substance across a distance; a key factor in diffusion processes.