Cell Cycle and Cell Division Processes Quiz
Explore cell cycle phases, mitosis, meiosis & more. Take the quiz to enhance your understanding of cell division processes. Test your knowledge now!
#1
What is the main purpose of the cell cycle?
To regulate cellular respiration
To maintain cell shape
To ensure accurate DNA replication and cell division
To produce energy for the cell
#2
Which phase of the cell cycle is characterized by DNA replication?
G1 phase
S phase
G2 phase
M phase
#3
What is the primary function of the G2 phase in the cell cycle?
Cell growth and preparation for cell division
DNA replication
Mitosis
Cytokinesis
#4
Which phase of the cell cycle immediately follows cytokinesis?
G1 phase
S phase
G2 phase
M phase
#5
What is the term for the process of a sperm fusing with an egg?
Fertilization
Implantation
Ovulation
Gestation
#6
What is the name of the structure that divides the cytoplasm during cell division in animal cells?
Cell plate
Cleavage furrow
Spindle apparatus
Centrosome
#7
During which phase of mitosis do chromosomes align along the equator of the cell?
Prophase
Metaphase
Anaphase
Telophase
#8
Which enzyme is responsible for unwinding the DNA double helix during DNA replication?
DNA polymerase
Helicase
Ligase
Primase
#9
Which of the following is NOT a checkpoint in the cell cycle?
G1/S checkpoint
S/G2 checkpoint
Metaphase checkpoint
G2/M checkpoint
#10
What is the significance of meiosis in sexual reproduction?
To produce genetically identical offspring
To increase genetic diversity
To conserve energy
To repair damaged DNA
#11
What is the significance of the G0 phase in the cell cycle?
Cells undergo rapid division
Cells exit the cell cycle and enter a quiescent state
Cells prepare for DNA replication
Cells repair DNA damage
#12
What is the role of cyclin-dependent kinases (CDKs) in cell cycle regulation?
They promote progression through the cell cycle by phosphorylating target proteins
They inhibit the activity of cyclins
They induce apoptosis in damaged cells
They activate DNA polymerase during DNA replication
#13
Which of the following is NOT a characteristic of cancer cells?
Uncontrolled cell division
Loss of contact inhibition
Increased sensitivity to growth factors
Normal cell cycle regulation
#14
What is the significance of telomeres in cell division?
They prevent DNA damage
They signal the start of DNA replication
They protect the ends of chromosomes from degradation
They regulate cell cycle checkpoints
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