Biology EOC Cell Cycle

Match the following

• programmed cell death

• cell-cycle regulators

• molecular signal that can stimulate/halt cell division, start differentiation, or signal apoptosis

• checkpoint

• cells undergoing changes to develop specialized structures & functions

• G0

• a resting, or nondividing, stage

• differentiation

• point in the cell cycle when cell checks & fixes errors before moving to the next stage of the cycle

• apoptosis

Tags

NGSS.HS-LS1-4

Select all stages of interphase?

• G₁

• S

• G₂

• Mitosis

Is the following cell diploid or haploid?

• Diploid

• Haploid

Tags

NGSS.HS-LS3-1

Which process is used to make mRNA from the DNA in the nucleus?

• transcription

• translation

• replication 

Which phase of the cell cycle is characterized by the replication of DNA?

• G1 phase

• S phase

• G2 phase

• M phase

What is the primary purpose of the G1 phase in the cell cycle?

• DNA replication

• Cell growth

• Nuclear division

• Cytokinesis

During which phase do sister chromatids separate and move to opposite poles of the cell?

• Prophase

• Metaphase

• Anaphase

• Telophase

Tags

NGSS.HS-LS1-4

What is the role of cyclins in the cell cycle?

• They degrade proteins

• They regulate the timing of the cell cycle

• They repair DNA

• They form the spindle fibers

Tags

NGSS.HS-LS1-4

Which checkpoint ensures that all chromosomes are attached to the spindle before anaphase begins?

• G1 checkpoint

• G2 checkpoint

• M checkpoint

• S checkpoint

Tags

NGSS.HS-LS1-4

What is the function of the p53 protein in the cell cycle?

• Promotes cell division

• Inhibits apoptosis

• Repairs damaged DNA

• Initiates DNA replication