Cell Division Quizzes: Master Mitosis and Meiosis

Question 1

Which of the following sequences correctly lists the stages of mitosis?

Accepted Answer

Interphase, Prophase, Metaphase, Anaphase, Telophase

Answer

Prophase, Metaphase, Anaphase, Telophase, Interphase

Answer

Metaphase, Anaphase, Telophase, Interphase, Prophase

Answer

Telophase, Anaphase, Metaphase, Prophase, Interphase

Question 2

Which key event characterizes prophase I of meiosis?

Accepted Answer

Synaptonemal complex formation

Answer

Chromosome duplication

Answer

Crossing over

Answer

Sister chromatid separation

Question 3

In which stage of mitosis do the nuclear envelope and nucleolus reappear?

Accepted Answer

Telophase

Answer

Prophase

Answer

Interphase

Answer

Metaphase

Question 4

Which function is NOT carried out by the spindle apparatus?

Accepted Answer

Synthesizing new DNA

Answer

Separating chromosomes during mitosis

Answer

Attaching to kinetochores

Answer

Migrating chromosomes to the cell poles

Question 5

Which checkpoint in the cell cycle ensures that DNA replication is complete before mitosis proceeds?

Accepted Answer

G2/M checkpoint

Answer

G1 checkpoint

Answer

S checkpoint

Answer

M checkpoint

Question 6

What is a key consequence of crossing over?

Accepted Answer

Increased genetic diversity

Answer

Increased chromosome number

Answer

Decreased chromosome number

Answer

Impeded separation of homologous chromosomes

Question 7

Which type of cell division involves the formation of a cell plate during cytokinesis?

Accepted Answer

Plant cell mitosis

Answer

Animal cell mitosis

Answer

Animal cell meiosis

Answer

Plant cell meiosis

Question 8

What is the primary function of cohesin in cell division?

Accepted Answer

Preventing premature separation of sister chromatids

Answer

Maintaining the connection between sister chromatids in metaphase

Answer

Facilitating the assembly of the mitotic spindle

Answer

Enabling the transcription of DNA

Question 9

During which phase of meiosis do homologous chromosomes align at the metaphase plate and exchange genetic material?

Accepted Answer

Metaphase I

Answer

Prophase I

Answer

Anaphase I

Answer

Telophase I

Question 10

What is the primary function of centromeres in cell division?

Accepted Answer

Attaching spindle fibers to chromosomes

Answer

Replicating DNA

Answer

Regulating gene expression

Answer

Packaging DNA into chromatin

Question 11

Which of the following is NOT a characteristic of cancer cells?

Accepted Answer

Normal differentiation capacity

Answer

Uncontrolled cell division

Answer

Apoptosis resistance

Answer

Increased angiogenesis

Question 12

Which type of cell division is involved in the production of gametes, such as sperm and eggs?

Accepted Answer

Meiosis

Answer

Mitosis

Answer

Amitosis

Answer

Binary fission

Question 13

What is the primary role of cyclins in regulating the cell cycle?

Accepted Answer

Activating cyclin-dependent kinases (CDKs)

Answer

Inhibiting cyclin-dependent kinases (CDKs)

Answer

Regulating gene expression

Answer

Controlling DNA replication

Question 14

In which fields is cell division utilized, including medicine, biotechnology, and agriculture?

Accepted Answer

Medical diagnostics and treatments

Accepted Answer

Artificial insemination in farming

Accepted Answer

Conservation of endangered species

Answer

Environmental cleanup

Question 15

In mitosis, which stage is characterized by the alignment of chromosomes at the metaphase plate?

Accepted Answer

Metaphase

Answer

Prophase

Answer

Anaphase

Answer

Telophase

Question 16

During which stage of cell division do the sister chromatids separate and move toward opposite poles?

Accepted Answer

Anaphase

Answer

Prophase

Answer

Metaphase

Answer

Telophase

Question 17

Which process is responsible for creating genetic diversity in offspring?

Accepted Answer

Meiosis

Answer

Mitosis

Answer

Binary fission

Answer

Budding

Question 18

Which protein complex directs the segregation of chromosomes during mitosis?

Accepted Answer

Cohesins

Answer

Kinesins

Answer

Motor proteins

Answer

Centrosomes

Question 19

Which organelle is primarily responsible for protein synthesis?

Accepted Answer

Ribosome

Answer

Mitochondria

Answer

Golgi apparatus

Answer

Lysosome

Question 20

What is the function of the extracellular matrix (ECM) in animal cells?

Accepted Answer

Provides structural support

Answer

Involved in cell signaling

Answer

Facilitates cell movement

Answer

Regulates cell cycle

Question 21

What is the term for the selective permeability of the plasma membrane, allowing certain substances to pass through while restricting others?

Accepted Answer

Selective permeability

Answer

Diffusion gradient

Answer

Osmotic pressure

Answer

Facilitated diffusion

Question 22

Which of the following is a function of the Golgi apparatus?

Accepted Answer

Protein modification

Answer

Lipid synthesis

Answer

Lysosome formation

Answer

Carbohydrate metabolism

Question 23

Which process utilizes energy to move substances against their concentration gradient?

Accepted Answer

Active transport

Answer

Passive transport

Answer

Endocytosis

Answer

Exocytosis

Question 24

Which stage of mitosis is characterized by chromosomes aligning at the metaphase plate?

Accepted Answer

Metaphase

Answer

Prophase

Answer

Anaphase

Answer

Telophase

Question 25

Which of the following structures attach chromosomes to spindle fibers?

Accepted Answer

Kinetochores

Answer

Centrosomes

Answer

Cohesins

Answer

Centrioles

Question 26

Which technique allows for the separation of cells based on their DNA content?

Accepted Answer

Flow cytometry

Answer

Immunofluorescence

Answer

Karyotyping

Answer

Western blotting

Question 27

Which genetic disorder is caused by an extra copy of chromosome 21?

Accepted Answer

Down syndrome

Answer

Turner syndrome

Answer

Klinefelter syndrome

Answer

Fragile X syndrome

Question 28

Where does RNA processing, including splicing and polyadenylation, occur in eukaryotic cells?

Accepted Answer

Nucleus

Answer

Cytoplasm

Answer

Endoplasmic reticulum

Answer

Golgi apparatus

Question 29

During mitosis, the structure responsible for organizing the spindle fibers is the:

Accepted Answer

Centrosome

Answer

Nucleolus

Answer

Golgi apparatus

Answer

Endoplasmic reticulum

Question 30

Which stage of mitosis is characterized by the alignment of chromosomes at the metaphase plate?

Accepted Answer

Metaphase

Answer

Prophase

Answer

Anaphase

Answer

Telophase

Question 31

The protein that monitors the attachment of chromosomes to spindle fibers before anaphase is:

Accepted Answer

Mad2

Answer

Cyclin

Answer

P53

Answer

Aurora kinase

Question 32

Compared to mitosis, meiosis results in gametes with:

Accepted Answer

Half the number of chromosomes

Answer

An identical number of chromosomes

Answer

Double the number of chromosomes

Answer

Four times the number of chromosomes

Question 33

Which of the following is not a feature of crossing over?

Accepted Answer

Occurrence only in meiosis II

Answer

Exchange of genetic material between homologous chromosomes

Answer

Contribution to genetic diversity

Answer

Formation of chiasmata

Question 34

Independent assortment of chromosomes during meiosis I leads to:

Accepted Answer

Increased genetic diversity in offspring

Answer

Identical genetic composition of all daughter cells

Answer

Segregation of sister chromatids

Answer

Formation of genetically identical gametes

Question 35

Multiple copies of the same chromosome set is a defining characteristic of:

Accepted Answer

Polyploidy

Answer

Diploidy

Answer

Haploidy

Answer

Aneuploidy

Question 36

The process of DNA replication occurs during which phase of the cell cycle?

Accepted Answer

Interphase

Answer

Prophase

Answer

Metaphase

Answer

Anaphase

Question 37

Which type of cell division results in the formation of haploid cells?

Accepted Answer

Meiosis

Answer

Mitosis

Answer

Binary fission

Answer

Sporulation

Question 38

Progression from G1 to S phase in the cell cycle is primarily regulated by:

Accepted Answer

Cyclins and cyclin-dependent kinases

Answer

Growth factors

Answer

Tumour suppressor proteins

Answer

Histone deacetylases

Question 39

During which phase of mitosis does chromosome condensation occur? Select the best answer.

Accepted Answer

Prophase

Answer

Metaphase

Answer

Anaphase

Answer

Telophase

Question 40

Which enzyme is responsible for breaking the covalent bonds between nucleotide pairs during DNA replication? Select the best answer.

Accepted Answer

Helicase

Answer

Polymerase

Answer

Ligase

Answer

Topoisomerase

Question 41

What is the purpose of synapsis during meiosis? Select the best answer.

Accepted Answer

Facilitating genetic recombination

Answer

Aligning homologous chromosomes for independent assortment

Answer

Separating sister chromatids

Answer

Condensing chromosomes

Question 42

Which of the following checkpoints ensures that all chromosomes are properly attached to the spindle before anaphase onset? Select the best answer.

Accepted Answer

M checkpoint

Answer

G1 checkpoint

Answer

G2 checkpoint

Answer

S checkpoint

Question 43

What type of cell division produces gametes (sex cells)? Select the best answer.

Accepted Answer

Meiosis

Answer

Mitosis

Answer

Binary fission

Answer

Budding

Question 44

What is the function of the microtubule organizing center (MTOC) in cell division? Select the best answer.

Accepted Answer

Producing the spindle fibers

Answer

Separating sister chromatids

Answer

Condensing chromosomes

Answer

Regulating the cell cycle

Question 45

Which of the following is NOT a factor that can affect the rate of cell division? Select the best answer.

Accepted Answer

Temperature

Answer

Nutrient availability

Answer

Growth factors

Answer

Hormones

Question 46

What is the role of telomeres in cell division? Select the best answer.

Accepted Answer

Preventing the loss of genetic material

Answer

Initiating DNA replication

Answer

Separating homologous chromosomes

Answer

Condensing chromosomes

Question 47

During which phase of mitosis do the sister chromatids separate and move to opposite poles of the cell?

Accepted Answer

Anaphase

Answer

Telophase

Answer

Prophase

Answer

Metaphase

Question 48

What is the primary function of spindle fibers during mitosis?

Accepted Answer

Attaching to chromosomes and facilitating their separation

Answer

Synthesizing new DNA during S phase

Answer

Regulating the transport of proteins within the cell

Answer

Providing structural support for the cell membrane

Question 49

A parent cell with 20 chromosomes undergoes mitosis. How many chromosomes will each daughter cell possess?

Accepted Answer

20

Answer

10

Answer

5

Answer

40

Question 50

Crossing over, a process contributing to genetic recombination, occurs during which phase of meiosis?

Accepted Answer

Prophase I

Answer

Telophase I

Answer

Anaphase I

Answer

Metaphase I

Question 51

If a parent cell containing 46 chromosomes undergoes meiosis, how many chromosomes will each resulting daughter cell have?

Accepted Answer

23

Answer

92

Answer

46

Answer

12

Question 52

Which of the following processes does NOT contribute to genetic variation during meiosis?

Accepted Answer

Sister chromatid exchange

Answer

Random fertilization

Answer

Crossing over

Answer

Independent assortment of chromosomes

Question 53

What is the primary role of checkpoints within the cell cycle?

Accepted Answer

To ensure accurate DNA replication and prevent errors during cell division

Answer

To regulate the rate of protein synthesis

Answer

To control the movement of organelles within the cytoplasm

Answer

To transport molecules across the cell membrane

Question 54

A mutation in a gene responsible for cell cycle regulation could potentially lead to:

Accepted Answer

Uncontrolled cell division and cancer

Answer

Enhanced immune response

Answer

Increased rate of protein synthesis

Answer

Improved cell differentiation

Question 55

Which of the following processes utilizes mitosis?

Accepted Answer

Repairing damaged skin tissue

Answer

Production of sperm cells

Answer

Development of a fertilized egg into an embryo

Answer

Formation of eggs in the ovary