Science Quiz 110211
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14 terms
Terms | Definitions |
|---|---|
 Meiosis | cell division that produces sex cells |
| How many chromosomes are in a human body cell | 46 |
| What is a diploid | cell that has two of every kind of chromosome - 23 each from dad and mom |
| What is a sex cell | sperm or egg |
| How many chromosomes are in a human sex cell | 23 |
| What is a haploid | cell that has one of every kind of chromosome |
| How many alleles does each sex cell have | Half are on each one |
| How many stages are there of meiosis | 4 |
| What are the stages of meiosis | Prophase, Metaphase, Anaphase, Telaphase |
| What is prophase | when chromosomes appear |
| What is metaphase | when chromosomes line up along the center of the cell |
| What is anaphase | when the chromosomes separate |
| What is telephase/cytokenesis | when the cell divides in half |
| What happens after meiosis | the stages are repeated and four cells result - each one has 23 chromosomes. |
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