Inheritance definitions 0.0 / 5 ? BiologyDNA, genetics and evolutionA2/A-levelAQA Created by: MollyWilsonCreated on: 26-05-15 17:09 Phenotype The characteristics of an organisms due to its genotype and effects of the environment 1 of 11 Genotype Genetic composition of an organism 2 of 11 Allele A form of a gene. 3 of 11 Allele frequency The number of times an allele occurs within the gene pool 4 of 11 Dominant Allele an allele that is always expressed in the phenotype of an organism. 5 of 11 Gene length of DNA on a chromosome normally coding for a particular polypeptide 6 of 11 Gene Pool Total number of alleles in a particular population at a specific time. 7 of 11 Heterozygous alleles of a particular gene are different 8 of 11 Homozygous the alleles of a particular gene are the same 9 of 11 Recessive Alelle the effect of an allele is apparent in the phenotype of a diploid organism, only if both alleles are identical. 10 of 11 Haploid Cells that contain only a single copy of each chromosome (gametes) 11 of 11
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