The G₂ Checkpoint Prevents the Cell Cycle from Continuing Until

question 4

Multiple Choice

The G₂ checkpoint prevents the cell cycle from continuing until

• A) DNA is completely replicated.
• B) damage to DNA can be repaired.
• C) replicated DNA is separated.
• D) organelles have been duplicated.
• E) DNA is completely replicated AND damage to DNA can be repaired.

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Definitions:

U-Shaped Valley

A valley with a distinct U-shaped cross-section, typically formed by glacial erosion.

Tarn

A small mountain lake or pool, formed in a cirque excavated by a glacier.

Shoreline

The boundary line where land meets a body of water, such as a sea, lake, or river, constantly reshaped by the forces of nature.

Bedrock

The solid layer of rock beneath the soil and subsoil, acting as the foundation for the Earth's surface.