Science preview 0.0 / 5 ? BiologyHealthy livingGCSEOCR Created by: Megan-LiliCreated on: 11-06-16 13:09 53627841 Across 1. The combination of alleles determines the ..... (9) 4. Different versions of the same gene are called ...... (7) 5. ..... are instructions for cells. (5) 7. 2 alleles that are the same. (10) Down 2. Enzymes are proteins that help with digestion by breaking down food molecules. (10, 7) 3. Skin, hair and blood. E.G. Collagen is a ... that is found in tendons and bones. (10, 7) 6. Cells in your body have a nucleus that contains your ..... (7, 8) 8. 2 different alleles. (12)
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