10 Questions |
By Wilstar | Last updated: Jan 18, 2013
| Total Attempts: 374
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
Check all the stagess of MITOSIS (not the whole cell cycle).
Meiosis starts with one diploid cell and ends up with ______.
2 diploid cells
2 haploid cells
4 haploid cells
4 diploid cells
If an animal has 22 chromosomes in its body cells how many chromosomes will it have in the zygote that it developed from?
Check the boxes next to the cells that are gametes.
Egg and sperm are sex cells, called ___.
Crossing over is where genes from one chromosome switch places with genes from its pair during meiosis. This results in increased ____.
Polyploidy is normal and healthy in _____ but usually deadly in _____.
If a mistake in meiosis results in an extra chromosome #21 in humans, the resulting offspring will have what disorder?
High blood pressure
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?
A normal body cell has two of each chromosomes. Chromosomes in a pair are said to be _____.
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