When Do Somatic Mutations Occur

question 61

Multiple Choice

When do somatic mutations occur?

• A) G₁ phase
• B) S phase
• C) G₂ phase
• D) after zygote formation

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Definitions:

Spinal Cord

A long, thin, tubular structure made up of nervous tissue, extending from the brainstem to the lower back, which transmits neural signals between the brain and the rest of the body.

Sensory Systems

The part of the nervous system responsible for processing sensory information, allowing us to experience the world through sight, sound, touch, taste, and smell.

Kidneys

Organs in the urinary system responsible for filtering waste from the blood and producing urine.

Trophoblast

The outer layer of cells surrounding a blastocyst in early pregnancy, which develops into the placenta and provides nutrients to the embryo.