Identical Twins Result From

question 75

Multiple Choice

Identical twins result from:

• A) the release and fertilization of two ova
• B) the release of more than 23 strands of chromosomes
• C) a single ovum that splits into two parts after fertilization
• D) an extra 21st chromosome produced by the father's sperm

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Definitions:

Adrenal Cortex

The outer part of the adrenal gland that produces essential hormones like cortisol and aldosterone, which regulate metabolism, blood pressure, and stress response.

Hypotonic

Describes a solution that has a lower osmotic pressure than another fluid, often causing cells to swell as water moves into them.

Isotonic

Refers to a solution that has the same salt concentration as the cells and the blood of the body or to muscle movements where tension remains unchanged and the muscle's length changes.

Hypertonic

Referring to a solution that has a higher concentration of solutes than another solution, leading to osmosis.