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Cell-cycle checkpoints are key transition stages that allow or prohibit the cell's progression to the next stage. What is happening during cell cycle checkpoints? Please choose the correct answer from the following choices, and then select the submit answer button. Answer choices
A. Functioning and presence of cellular components are verified.
B. The cell grows, develops, and functions.
C. Sister chromatids move toward opposite poles.
D. DNA is replicated and RNA and proteins are being produced.
E. Cytoplasmic division begins as the cell completes division.

Respuesta :

Histrionicus

Answer:

The correct answer is option A.

Explanation:

Cell cycle checkpoints are regulating mechanism that ensures the presence and viability of the cellular components essential for cell division.

There are three major checkpoints one G1 second at M phase and third is G2 checkpoint. M phase checkpoint ensures for chromosome spindle attachment. G1 checkpoint checks the nutrients, DNA damage and growth.

Thus, the correct answer is option A.

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