题目内容

Gene coding for P53 is a type of ()

A. kinase inhibitor.
B. tumor suppressor gene.
C. proto-oncogene.
D. oncogene.

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A gene that codes for an negative cell-cycle regulator is called a ()

A. kinase inhibitor.
B. tumor suppressor gene.
C. proto-oncogene.
D. oncogene.

The phase when cell is prepared for cell division is()

A. G2 phase
B. G1 phase
C. S phase
D. Interphase

Which of the following cell cycle descriptions is CORRECT? ()

A. DNA are replicated during the G2 phase.
B. Interphase is when the cell spends most of its time performing its cell functions.
C. The interphase consists of prophase, metaphase, anaphase, and telophase.
D. Cell prepare itself for mitosis during S phase

Mitosis has__ phases. ()

A. 6
B. 5
C. 3
D. 4

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