When Cyclin Binds Cdk

question 8

Multiple Choice

When cyclin binds Cdk,

• A) the cell transitions from G2 to S.
• B) kinase activation occurs.
• C) chromosomes condense.
• D) the cell quickly enters M phase.
• E) the cell begins apoptosis.

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Definitions:

Photosystem

Large protein complex in the thylakoid membrane; consists of pigments and other molecules that collectively convert light energy to chemical energy in photosynthesis.

Photosynthesis

The biological process used by plants and some other organisms to convert light energy into chemical energy stored in glucose or other organic compounds.

Thylakoid Compartment

A structure within chloroplasts where light-dependent reactions of photosynthesis occur.

Hydrogen Ions

Protons or atoms of hydrogen that have lost their electron, thus carrying a positive electric charge.