Learn Mode

Cell Cycle and Cell Growth Quiz

#1

Which phase of the cell cycle involves DNA replication?

S phase
Explanation

DNA replication

#2

What is the purpose of the G1 phase in the cell cycle?

Cell growth and preparation for DNA replication
Explanation

Cell growth and preparation

#3

Which phase of the cell cycle follows the G2 phase?

M phase
Explanation

Followed by mitosis

#4

What is the role of tumor suppressor genes in the cell cycle?

Inhibit cell division
Explanation

Inhibit cell division

#5

Which enzyme is responsible for adding phosphate groups to cyclin-dependent kinases (CDKs) in the cell cycle?

CDK-activating kinase (CAK)
Explanation

Phosphate addition

#6

Which checkpoint ensures that the cell's DNA is undamaged before entering the S phase?

G1 checkpoint
Explanation

DNA integrity check

#7

What is the role of cyclins and cyclin-dependent kinases (CDKs) in the cell cycle regulation?

They promote cell division by activating cyclin-CDK complexes
Explanation

Promote cell division

#8

During which phase of the cell cycle does the cell prepare for cell division?

G2 phase
Explanation

Preparation for division

#9

What is the function of the anaphase-promoting complex (APC/C) in the cell cycle?

Promotes sister chromatid separation
Explanation

Sister chromatid separation

#10

During which phase of the cell cycle does the cell replicate its DNA?

S phase
Explanation

DNA replication

#11

What happens during the M phase of the cell cycle?

Mitosis and cytokinesis
Explanation

Mitosis and cell division

#12

What is the purpose of cytokinesis in the cell cycle?

Divide the cytoplasm and organelles
Explanation

Cytoplasm division

#13

What is the role of the spindle apparatus during mitosis?

Separate sister chromatids
Explanation

Chromatid separation

#14

During which phase of the cell cycle does the nuclear envelope break down?

Prophase
Explanation

Nuclear envelope breakdown

#15

Which phase of the cell cycle involves the dissolution of the nuclear envelope?

Prophase
Explanation

Nuclear envelope dissolution

Test Your Knowledge

Craft your ideal quiz experience by specifying the number of questions and the difficulty level you desire. Dive in and test your knowledge - we have the perfect quiz waiting for you!