Regulating the Cell Cycle Quiz
Preview:
Apoptosis is…….
A. programed cell death
B. a phase of mitosis
C. a type of cancer
D. a carcinogen
Proteins that direct cells to speed up or slow down the cell cycle.
A. growth factor
B. human growth hormone
C. cancer
D. tumor
Which is a function of cyclins?
A. Cyclins are carbohydrates that regulate DNA replication during the mitosis phase of the cell cycle.
B. Cyclins are glycoproteins that repair DNA in the beginning of cell cycle.
C. Cyclins are proteins that regulate when and how often a cell divides.
A disorder in which some of the body’s cells lose the ability to control growth.
A. growth factor
B. human growth hormone
C. cancer
D. tumor
Cancer creates abnormal cells by disrupting….
A. the cell cycle
B. red blood cell formation
C. DNA replication
D. ATP synthesis
Mass of rapidly dividing cells that can damage surrounding tissue.
A. growth factor
B. human growth hormone
C. cancer
D. tumor
Which of the following is a type of protein that regulates the cell cycle?
A. actin
B. myosin
C. cyclin
D. pepsin
Non-cancerous tumors are called _____. Cancerous tumors are called _____.
A. metastatic ; malignant
B. malignant ; benign
C. benign ; malignant
D. benign ; metastatic
A diagnostic procedure that involves removing a tissue sample from a patient.
A. biopsy
B. lipotripsy
C. pathogenesis
D. oncology
What is a checkpoint in the cell cycle?
A. A check to see if the cell is ready to move on
B. A check to slow mitosis down
C. A check to see if the cell is performing mitosis or meiosis
D. A check to make sure the cell doesn’t die
Cyclin is a family of proteins that regulates what?
A. Mitosis
B. Meiosis
C. Cell Cycle
D. Interphase
What are internal and external regulators?
A. lipids
B. carbohydrates
C. proteins
The spreading of cancerous cells is called
A. metastasis
B. carcinogenesis
C. angiogenesis
D. homeostasis
Cancer promoting substances are called:
A. Tumors
B. Carcinogens
C. Cyclins
D. Malignant
Apoptosis is
A. the process of programmed cell death
B. the process of programmed cell growth
C. the process of programmed cell birth
D. the process of programmed cell regulation