Biology BR - 3/30

Cancer is defined as the

• uncontrolled division of mutated cells

• normal division of cells

• normal DNA replication

• abnormal ATP synthesis

A ________________is a critical point where stop and go signals can regulate the cycle

• tumor

• checkpoint

• growth factor

• oncogene

When it occurs at the proper time, programmed cell death (apoptosis)

• will disrupt homeostasis
• may cause defective genetic info to be passed to the next generation of cells
• is an important regulatory process that maintains the health of a multicellular organism
• can contribute to the development of cancer

About what percentage of the population in the US will die from cancer?

• 10%

• 15%

• 20%

• 25%

The growth phase of the cell cycle is called

• Interphase

• Telophase

• Prophase

• Anaphase

Any substance that is known to cause cancer is called a

• Pathogen

• Biopsy

• Carcinogen

• Retrovirus

A non-cancerous tumor is

• Malignant

• Metastatic

• Benign

• Malign

Cell programmed self destruction is called

• Atopic

• Apoptosis

• Abi-normal

• Anticellular