BY5 5.0 / 5 based on 1 rating ? BiologyDNA, genetics and evolutionA2/A-levelWJEC Created by: jawjeenerCreated on: 22-03-16 10:43 69284371510 Across 1. Which country is the world leader in the use of biofuels? (6) 4. What are the structures which produce spermatozoa? (12, 7) 5. What is the term used to describe the mother that receives a transplanted embryo? (9) 10. What is the product of fertilisation? (6) Down 2. Is the presence or absence of ear lobes an example of continuous or discontinuous variation? (13) 3. What term is applied to a mutagen that causes cancer? (10) 6. What are the two forms of mutation? (4, 3, 10) 7. What type of bond is broken when DNA strands are separated in the PCR? (8) 8. What is the plant type found in a climax community? (4, 2, 3) 9. Which chemical in tobacco smoke contains carcinogens? (3)
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