Cell Cycle; Cancer Quiz
Preview:
Human DNA is organized into 46
A. telomeres
B. chromosomes
C. centromeres
D. proteins
True or False: Whereas normal cells spend most of their time not dividing, cancerous cells spend most of their time dividing.
A. TRUE
B. FALSE
The first checkpoint that happens. Proteins check that the cell is growing properly and that the DNA is not damaged
A. G1 checkpoint
B. G2 checkpoint
C. M checkpoint
True or False: Multicellular organisms grow because their cells get larger.
A. TRUE
B. FALSE
What are the purposes of the cell cycle?
A. To repair damage
B. To produce energy
C. To make egg and sperm
The last major part of the cell cycle in which the cytoplasm divides and the cell officially splits in 2
A. Interphase
B. Mitosis
C. Cytokinesis
The phase of interphase in which the DNA duplicates so that each cell made can have its own copy of DNA
A. G1 phase
B. S phase
C. G2 phase
The second checkpoint that happens. Proteins check that the DNA was duplicated properly and that the cell has grown enough to proceed
A. G1 checkpoint
B. G2 checkpoint
C. M checkpoint
Which of the following is/are risk factors of cancer?
A. Exposure to toxins/chemicals
B. Exposure to radiation
C. Exposure to excessive UV light (sunlight)
D. All of these are risk factors
If at a checkpoint it is determined that a cell is damaged and cannot be repaired, it will go through self destruction called
A. Cell division
B. Apoptosis
C. Cytokinesis
D. Telomeric shortening
The second major part of the cell cycle in which the cell is actively dividing
A. Interphase
B. Mitosis
C. Cytokinesis
The last checkpoint that happens. Proteins check to make sure the chromosomes are lined up properly in the middle of the cell.
A. G1 checkpoint
B. G2 checkpoint
C. M checkpoint
D. M
A disease that results from DNA being damaged and is characterized by uncontrolled cell growth
A. Diabetes
B. Cancer
C. Sickle cell anemia
D. None of these
After the chromosomes duplicate in the S phase of interphase, they are called
A. Telomeres
B. Centromeres
C. Sister chromatids
The first part of the cell cycle in which the cell is growing and replicating DNA
A. interphase
B. mitosis
C. cytokinesis
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