Cell Cycle Quiz
Cell Cycle
** Label the phases of the cell cycle on the diagram below.
1. __G1 phase___________________________
2. __S phase_____________________________
Interphase
3. __G2 phase____________________________
4. _Prophase_____________________________
5. _Metaphase____________________________
Mitosis
6. __Anaphase____________________________
7. __Telophase___________________________
8. __Cytokinesis________________________
** Multiple Choice: Write the letter, in the blank provided, that corresponds with the choice that best answers the question or completes the sentence.
1. A cell plate will form during cytokinesis in ________________.
a. animal cells only
b. plant cells only
c. both plant and animal cells
d. prokaryotic cells only
2. Centrioles are present in the centrosomes in ________________.
a. animal cells only
b. plant cells only
c. both plant and animal cells
d. prokaryotic cells only
3. Homologous chromosomes are __________________.
a. chromosomes that carry genes for the same traits and are the same size and shape
b. chromosomes that have been copied
c. sex chromosomes
d. all chromosomes other than sex chromosomes
4. How many chromosomes are in all body cells (except egg and sperm) for humans?
a. 46
b. 44
c. 23
d. 22
5. A male baby will have which sex chromosomes?
a. XX
b. XY
c. XXY
d. YY
6. The main difference between a chromosome and chromatin is _____.
a. a chromosome is one complete strand of DNA and chromatin is all chopped up
b. a chromosome is densely coiled for DNA and proteins while chromatin is loosely coiled DNA and proteins
c. a chromosome carries genetic information and chromatin carries proteins
d. the spelling only
7. Sister chromatids are ________.
a. two copies of the same exact chromosome held together by a centromere
b. pairs of chromosomes, one from mom and one from dad
c. small pieces of DNA that code for specific proteins
d. like a single codon that codes for an amino acid
8. The phase during which DNA is replicated is called
a. G1
b. S phase
c. prophase
d. telophase
9. The division of the nucleus is called
a. cytokinesis
b. S phase
c. G1 phase
d. mitosis
10. The genetic material of an organism is in chromatin form during which of the following phases?
a. metaphase
b. S phase
c. anaphase
d. late prophase
11. If one somatic (body) cell (any cell in the body that is not a sperm or an egg) completes the cell cycle, the result will be;
a. 2 diploid, identical cells
b. 2 diploid, genetically different cells
12. Which of the following is NOT a reason for cell division in multicelluar organisms?
a. growth
b. repair
c. nutrition
d. reproduction
13. At any given moment, if you looked at the cells of an onion root tip under a microscope, you would find that most cells are in;
a. telophase
b. prophase
c. interphase
d. metaphase
14. Which of the following is responsible for the movement of the chromosomes during mitosis?
a. spindle fibers
b. centromere
c. cytoplasm
d. nucleus
15. Mitosis is:
a. another term for the cell cycle
b. the division of the cytoplasm
c. the division of the nucleus and genetic material
d. the replication of genetic material
16. Cytokinesis takes place
a. just before prophase
b. between metaphase and anaphase
c. during interphase
d. just after telophase
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