Regulation of the Cell Cycle

What is a common name for a group of diseases that involve uncontrolled cell division?

• autoimmune

• chromosomal

• genetic

• cancer

Tags

NGSS.HS-LS1-4

NGSS.HS-LS1-1

What is a malignant tumor?

• one that has cancer cells that break away

• one that has cancer cells that remain in a clump

• one that has cancer cells that are harmless

What does it mean if a cancer cell has metastasized?

• it remains in the clump of the tumor

• it has travel to other places in the body

• it is caused by mutations in the melanocytes in the skin

Tags

NGSS.HS-LS3-2

What is a benign tumor?

• one that remains as a clump of cells

• one that has cells that break free and travel through the body

• one that is caused by chromosomal mutations only

What is the programmed cell death for cells that are irreparable?

• malignancy

• metastasis

• apoptosis

What are substances that cause or lead to cancer?

• carcinogens

• helicases

• kinases

Normal cell growth is controlled by . . .

• internal factors only

• external factors only

• internal and external factors

Cancer cells come from normal cells that have . . .

• an extra chromosome

• damaged genes

• a missing chromosome

Tags

NGSS.HS-LS3-2

Regulation of the cell cycle is important for . . .

• cancer cells to remain benign

• cancer cells to remain malignant

• healthy cell growth

Tags

NGSS.HS-LS1-4

Proteins that stimulate cell division are called

• growth factors

• apoptosis

• limiting factors

Tags

NGSS.HS-LS1-4