Cell Cycle Cycle: Regulation, Mitosis & Stem Cells

What is apoptosis?

• A tumor

• A protein

• Programmed cell death

• Cell cycle checkpoints

Which of the following is a type of protein that regulates the cell cycle? 

• actin 
• myosin 
• cyclin 
• pepsin 

Tags

NGSS.HS-LS1-4

Why do cells go through cell division

• Growth
• Reproduction
• Repair
• All of the above

Tags

NGSS.HS-LS1-4

Which is true about Embryonic Stem Cells.

• They no longer do mitosis, their cell type is set and can not change
• They are limited to the type of cell they can become
• They can become any cell type in the body
• They are found in adults

Tags

NGSS.HS-LS1-4

Cancer is...

• Uncontrolled cell growth

• Normal cell growth

• A protein

• A cell cycle regulator

Tags

NGSS.MS-LS3-1

NGSS.MS-LS1-5

What is the role of the spindle during mitosis?

• It divides the cell in half.
• It duplicates the DNA.
• It breaks down the nuclear membrane.
• It helps separate the chromosomes.

Tags

NGSS.HS-LS1-4

DNA is replicated during ______ of the cell cycle.

• G1
• S
• G2
• G0

Which of the following shows the correct sequence of the cell cycle?

• Mitosis-> G1->S->G2->cytokinesis
• S->G1-> G2-> mitosis-> cytokinesis
• cytokinesis->mitosis->G1->S->G2
•  G1->S->G2->mitosis->cytokinesis

Tags

NGSS.HS-LS1-4

Structure (b) is a ____.

• chromosome
• chromatid
• centromere

Tags

NGSS.MS-LS3-1

What is cell differentiation?

• The process where unspecialized cells become different in structure and function.

• When DNA controls the cell cycle.

• The ability of cells to make more cells.

• The ability of cells to maintain homeostasis.

Tags

NGSS.HS-LS1-4