Cell Regulation

Cells spend the majority of their lives in

• Interphase
• Mitosis
• Synthesis 
• Gap 2

Cells of organisms must go through cell division for?

• growth

• repair of damaged cells

• replacement of dying cells.

• All of these

Tags

NGSS.HS-LS1-4

The cell cycle is regulated by this

• cyclins

• stem cells

• cyclin-dependent kinases

• both cyclins and cyclin-dependent kinases

Put the following stages of the cell cycle in order: G2, S, G1, M. 

• G1, S, G2, M
• S, G1, G2, M
• G1, M, G2, S
• M, G1, S, G2

Some scientists name the stage where cells carry out their normal functions but are unlikely to divide. The name they give this stage is _________.

• G0

• G1

• G2

• G3

A(n) _____ is a stage in the eukaryotic cell cycle at which the cell examines internal and external cues and "decides" whether or not to move forward with division.

• checkpoint

• chromosome

• interphase

• tumor

Tags

NGSS.HS-LS1-4

Which one is not a checkpoint?

• G0 checkpoint

• G1 checkpoint

• G2 checkpoint

• Spindle checkpoint

Checks for cell size, nutrients, growth factors, and DNA damage.

• G1 checkpoint

• G2 checkpoint

• Spindle checkpoint

• DNA polymerase

Checks for DNA damage and DNA replication completeness.

• G1 checkpoint

• G2 checkpoint

• Spindle checkpoint

• DNA polymerase

Checks for chromosome attachment to the spindle at the metaphase plate.

• G1 checkpoint

• G2 checkpoint

• Spindle checkpoint (M checkpoint)

• DNA polymerase