Questions on Genes and variation form B1- You and your genes. OCR 21st Century
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Created by Laura Perry
almost 11 years ago
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Created by Laura Perry
almost 11 years ago
|
|
| 20 | |
|
| 9 | |
|
| 1 | |
|
| 2 | |
|
| 1 | |
How many chromosomes do sex cells (sperm and egg) have? Why is this?
True or false: genes are found in different places on different chromosomes?
What are alleles?
Why do children only resemble their parents, not look identical to them?
What happens to the chromosomes as the sex cells fuse?
Why are siblings never identical?
