A2 AQA Biology Unit 4 3.0 / 5 based on 2 ratings ? BiologyHardy Weinberg, Photosynthesis, succession, nitrogen cycle, genetics, respirationA2/A-levelAQA Created by: Natalie LockeCreated on: 18-11-13 12:31 324751689 Across 1. The allele that determines which characteristic is expressed is the ... (8, 6) 4. Where does the light dependent reaction of photosynthesis take place? (6) 8. What kind of bacteria convert nitrates to nitrogen gas? (12) 9. If two alleles are different then they are ... (12) Down 2. The Hardy Weinberg calculates the .... of alleles (9) 3. Where does the light independent reaction of photosynthesis take place? (8, 8) 5. The characteristics that are expressed is the ... (9) 6. In anaerobic respiration, ... is formed in humans (7) 7. What is the first species to colonise an area called? (7, 7)
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