Yr 10 Biology Genetics pre-test
| __ | 1. | allele | | A. | alternative forms of a gene for a characteristic | | __ | 2. | autosomal chromosomes | | B. | variation in different species in a community | | __ | 3. | biodiversity | | C. | thread-like structures within the nucleus | | __ | 4. | chromosomes | | D. | gives rise to well adapted species | | __ | 5. | codominance | | E. | tendency to unrelated organisms to show similar features | | __ | 6. | convergent evolution | | F. | control normal body functioning, not gender characteristics | | __ | 7. | dominant | | G. | the heterozygote shows expression of both alleles | | __ | 8. | natural selection | | H. | diagram to determine offspring ratios | | __ | 9. | phenotype | | I. | determines the trait displayed in the phenotype | | __ | 10. | Punnet square | | J. | the appearance of the organism due to genotype and environm |
| __ | 11. | diploid | | A. | normal cell division | | __ | 12. | mitosis | | B. | paired sets of chromosomes |
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