Inheritance 5.0 / 5 based on 1 rating ? BiologyInheritance and SelectionA2/A-levelAQA Created by: J.E.C.Created on: 15-01-14 10:13 42836175 Across 1. What is an allele? (3, 4, 2, 1, 4) 4. The allele for the heterozygote that expresses itself in the phenotype is ___, while the one that is not expressed is ___? (8, 9) 5. The genotype describes all the ___ that an organism contains? (7) Down 2. When populations are geographically isolated, there is ___, so their ___ are also isolated? (13, 5) 3. If the two alleles are different, it is therefore ...? (12) 6. The position of a gene on a chromosome is known as the ___? (5) 7. Only one ___ of a gene can occur at the locus of any one chromosome? (6) 8. The polypeptides that are coded for on the DNA, make up the ___ that are needed in the ___pathway that produces that characteristic? (7, 11)
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