Meiosis And Chromosome Quiz
10 Questions
| Total Attempts: 369
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After you have completed the lessons "Meiosis," and "Genes and Chromosomes" you should take this quiz. Put your first and last name in the space below.
Questions and Answers
- 1.Check all the stagess of MITOSIS (not the whole cell cycle).
- A.
Interphase
- B.
Prophase
- C.
Metaphase
- D.
Anaphase
- E.
Telophase
- F.
Cytokinesis
- 2.Meiosis starts with one diploid cell and ends up with ______.
- A.
2 diploid cells
- B.
2 haploid cells
- C.
4 haploid cells
- D.
4 diploid cells
- 3.If an animal has 22 chromosomes in its body cells how many chromosomes will it have in the zygote that it developed from?
- A.
44
- B.
22
- C.
11
- 4.Check the boxes next to the cells that are gametes.
- A.
Sperm
- B.
Zygote
- C.
Egg
- D.
Body cell
- 5.Egg and sperm are sex cells, called ___.
- A.
Gametes
- B.
Zygotes
- C.
Diploids
- 6.Crossing over is where genes from one chromosome switch places with genes from its pair during meiosis. This results in increased ____.
- A.
Starvation
- B.
Mitosis
- C.
Stability
- D.
Variation
- 7.Polyploidy is normal and healthy in _____ but usually deadly in _____.
- A.
Animals, plants
- B.
Plants, animals
- C.
Gametes, zygotes
- D.
Zygotes, gametes
- 8.If a mistake in meiosis results in an extra chromosome #21 in humans, the resulting offspring will have what disorder?
- A.
High blood pressure
- B.
Sickle-cell anemia
- C.
Down's syndrome
- D.
Parkinson's disease
- 9.If a haploid sperm fertilizes a haploid egg a diploid zygote is formed which grows into a new individual through continued mitosis. If the zygote has 10 chromosomes, how many chromosomes did the egg have?
- 10.A normal body cell has two of each chromosomes. Chromosomes in a pair are said to be _____.
- A.
Diploid
- B.
Homologous
- C.
Haploid
- D.
Polyploid
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