Cancer and Mitotic Index

The causes of cancer may include which of the following?

• chemical carcinogens
• UV radiation
• inheritance
• all of these

The uncontrolled growth of a cell is due to.....

• too many organelles
• cells getting too big
• cells behaving abnormally
• all of the above

Tags

NGSS.HS-LS1-4

Tumors are...

• A big fatty lump
• mass of abnormal cells that can grow uncontrollably
• Something that sticks out from your body
• It's not a tumor

Tags

NGSS.HS-LS1-4

Cancer creates abnormal cells by disrupting....

• the cell cycle
• red blood cell formation
• DNA replication
• ATP synthesis

Tags

NGSS.HS-LS1-4

NGSS.HS-LS3-2

Apoptosis is.......

• programed cell death
• a phase of mitosis
• a type of cancer
• a carcinogen

Any substance that is known to cause cancer is called a....

• carcinogen
• nicolyte
• pathogen
• retrovirus

What is a checkpoint in the cell cycle?

• A check to see if the cell is ready to move on
• A check to slow mitosis down
• A check to see if the cell is performing mitosis or meiosis
• A check to make sure the cell doesn't die

Tags

NGSS.HS-LS1-4

True or false?  Cancer begins when mutations disrupt the normal cell cycle, bypassing the checkpoints, causing cells to divide in an uncontrolled way.

• True
• False

Tags

NGSS.HS-LS1-4

NGSS.HS-LS3-2

A ________________ is a critical point where stop and go signals can regulate the cell cycle

• tumor
• checkpoint
• mitotic index
• carcinogen

The mitotic index shows.....

• the percentage of cells in a sample that are undergoing mitosis
• the percentage of cells in a sample that are undergoing meiosis
• the percentage of cells in a sample that have cancer
• the percentage of cells in a sample that are in apoptosis

Tags

NGSS.HS-LS1-4