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WorksheetsQUIZ #3
Total questions: 30
Worksheet time: 30mins
Which of the following is a somatic cell?
Sperm
Liver cell
Egg cell
Zygote
Gametic cells are also known as:
Stem cells
Body cells
Sex cells
Neurons
The fusion of gametes produces a:
Haploid cell
Diploid cell
Chromatid
Chromosome
Gametes have how many sets of chromosomes?
2 (diploid)
3
4
1 (haploid)
The stage where a cell spends most of its life is:
Mitosis
G2
G1
Interphase
Which phase of the cell cycle involves DNA replication?
G1 phase
S phase
G2 phase
M phase
What happens during G1 phase?
DNA replication
Cell division
Cell growth and normal function
Formation of gametes
Which stage prepares the cell for mitosis?
G0
G1
G2
S phase
The cell undergoes mitosis and cytokinesis during which stage?
G2
G1
M phase
S phase
A cell that leaves the cycle and stops dividing enters:
G1 phase
G2 phase
G0 phase
M phase
Which cells typically remain in G0 permanently?
Skin cells
Liver cells
Nerve cells
Stem cells
The phase where sister chromatids are pulled apart is:
Prophase
Anaphase
Metaphase
Telophase
During which phase do chromosomes align at the equator?
Anaphase
Metaphase
Telophase
Interphase
Which phase of mitosis results in the formation of two nuclei?
Prophase
Anaphase
Telophase
Metaphase
DNA is in its chromatin form during:
Interphase
Prophase
Metaphase
Anaphase
A diploid human somatic cell contains how many chromosomes?
46
23
92
44
A haploid cell has:
Two sets of chromosomes
One complete genome
Twice the number of chromosomes
Unstable DNA
Which checkpoint ensures all DNA is replicated before mitosis?
G1 checkpoint
G2 checkpoint
M checkpoint
S checkpoint
Which of the following occurs during cytokinesis?
Nuclear envelope dissolves
Chromosomes replicate
Cytoplasm divides
Sister chromatids align
Which structure pulls chromatids apart in mitosis?
Nucleolus
Spindle fibers
Golgi bodies
Centrioles
A cell has just completed DNA replication and is preparing for mitosis. Which phase is it in?
G1
G0
G2
S
A lab technician observes a cell with chromosomes aligned at the center of the cell. This cell is in:
Anaphase
Telophase
Metaphase
Interphase
A neuron remains inactive in terms of division for most of its life. It is said to be in which phase?
S
G1
G0
G2
A student identifies a cell undergoing division but sees the cytoplasm hasn’t split yet. The cell is likely in:
Telophase
Prophase
Cytokinesis
Interphase
After fertilization, a zygote divides repeatedly. The resulting cells are all:
Gametic
Haploid
Somatic
Mutant
If a sperm cell has 23 chromosomes, how many chromosomes does the resulting zygote have after fertilization?
23
46
69
92
A muscle cell withdraws from the cell cycle and no longer divides. It is in:
G1
S
G2
G0
Which phase would be most affected if a drug blocks DNA polymerase?
G1
S
G2
M
A student examining a microscope slide sees cells with visible chromosomes but no nuclear envelope. The cell is in:
Anaphase
Prophase
Metaphase
Telophase
A geneticist is studying cells that do not replicate or divide. These cells are most likely:
Stem cells
Skin cells
Nerve cells
Blood cells
