AP Biology: Unit 4 Review (CED)

AP Biology: Unit 4 Review (CED)

Assessment

Flashcard

Biology

9th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What occurs when the ligand binds to the receptor?

Back

A conformational change in the shape of the receptor.

2.

FLASHCARD QUESTION

Front

Which of the following is NOT involved with transduction?

Back

Ligands.

3.

FLASHCARD QUESTION

Front

What is the stage where the cell no longer divides?

Back

G0 phase.

4.

FLASHCARD QUESTION

Front

How do cyclins and CDKs function in the cell cycle?

Back

Cyclins activate CDKs, which perform the work of cell division.

5.

FLASHCARD QUESTION

Front

Which of the following is NOT a stage of the cell cycle?

Back

Apoptosis.

6.

FLASHCARD QUESTION

Front

Define 'ligand' in the context of cell signaling.

Back

A molecule that binds to a receptor to initiate a cellular response.

7.

FLASHCARD QUESTION

Front

What is the role of secondary messengers in signal transduction?

Back

They amplify the signal within the cell after the receptor is activated.

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