Cell Division and the Cell Cycle Quiz

Test your knowledge on cell cycle stages, mitosis, meiosis, DNA replication, and cell division. Explore key concepts in cell biology.

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What is the correct order of the stages in the cell cycle?

Interphase, Prophase, Metaphase, Anaphase, Telophase

Prophase, Metaphase, Anaphase, Telophase, Interphase

Interphase, Prophase, Anaphase, Metaphase, Telophase

Interphase, Metaphase, Prophase, Anaphase, Telophase

2 answered

Which of the following is not a stage of mitosis?

Prophase

Telophase

S Phase

Anaphase

2 answered

What is the term for the phase of the cell cycle where cells permanently exit the cell cycle and stop dividing?

G0 phase

S phase

M phase

G1 phase

2 answered

Which enzyme is responsible for unwinding the DNA double helix during DNA replication?

Helicase

Ligase

Polymerase

Primase

2 answered

Which phase of the cell cycle is characterized by the replication of DNA?

G1 phase

S phase

G2 phase

M phase

1 answered

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

DNA replication occurs

Cell growth and normal metabolic roles

Chromosomes condense

Cell prepares for mitosis

1 answered

What is the role of cyclins in the cell cycle?

To promote cell division

To inhibit cell cycle progression

To regulate the activity of cyclin-dependent kinases

To initiate apoptosis

1 answered

What is the purpose of meiosis in sexually reproducing organisms?

To produce genetically identical daughter cells

To increase the number of somatic cells

To produce gametes with half the number of chromosomes

To repair damaged DNA

1 answered

Which of the following is characteristic of metaphase I in meiosis?

Homologous chromosomes separate

Chromatids separate and move to opposite poles

Chromosomes align at the metaphase plate in pairs

Nuclear envelope reforms

1 answered

#10

What is the function of DNA polymerase during DNA replication?

To unwind the DNA double helix

To synthesize a new DNA strand in the 5' to 3' direction

To seal the gaps between Okazaki fragments

To initiate the replication process

1 answered

#11

Which statement about telomeres is true?

They are located at the center of the chromosome

They prevent the ends of chromosomes from deteriorating or fusing with neighboring chromosomes

They contain genes responsible for cell division

They are only present during the S phase of the cell cycle

1 answered

#12

Which checkpoint in the cell cycle ensures that all chromosomes are properly aligned before entering anaphase?

G1 checkpoint

G2 checkpoint

Spindle checkpoint

M checkpoint

1 answered

#13

What is the significance of crossing over during meiosis?

It ensures the production of genetically identical gametes

It increases genetic variation among offspring

It prevents errors in chromosome segregation

It ensures proper alignment of chromosomes

1 answered

#14

Which of the following is a result of nondisjunction during meiosis?

Formation of a zygote with the correct number of chromosomes

Formation of gametes with an abnormal number of chromosomes

Increased genetic diversity

Increased fertility

1 answered

#15

What is the significance of proofreading by DNA polymerase during DNA replication?

To prevent DNA damage

To increase the rate of replication

To ensure accurate copying of the DNA sequence

To repair damaged DNA

1 answered

#16

Which of the following is a characteristic of the lagging strand during DNA replication?

It is synthesized continuously in the 5' to 3' direction

It requires fewer primers compared to the leading strand

It is synthesized discontinuously in short Okazaki fragments

It is replicated faster than the leading strand

1 answered

#17

Which of the following events occurs during telophase of mitosis?

Chromosomes condense and become visible

Nuclear envelope forms around each set of chromosomes

Sister chromatids separate and move towards opposite poles

Chromosomes decondense and nuclear envelope reforms

1 answered

Cell Division and the Cell Cycle Quiz

What is the correct order of the stages in the cell cycle?

Which of the following is not a stage of mitosis?

What is the term for the phase of the cell cycle where cells permanently exit the cell cycle and stop dividing?

Which enzyme is responsible for unwinding the DNA double helix during DNA replication?

Which phase of the cell cycle is characterized by the replication of DNA?

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

What is the role of cyclins in the cell cycle?

What is the purpose of meiosis in sexually reproducing organisms?

Which of the following is characteristic of metaphase I in meiosis?

What is the function of DNA polymerase during DNA replication?

Which statement about telomeres is true?

Which checkpoint in the cell cycle ensures that all chromosomes are properly aligned before entering anaphase?

What is the significance of crossing over during meiosis?

Which of the following is a result of nondisjunction during meiosis?

What is the significance of proofreading by DNA polymerase during DNA replication?

Which of the following is a characteristic of the lagging strand during DNA replication?

Which of the following events occurs during telophase of mitosis?

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