B3-ALLELES 0.0 / 5 ? BiologyVariation and reproductionGCSEEdexcel Created by: Impossible1Created on: 10-10-21 23:28 Alleles: Are different versions of the same gene. We have two alleles of each gene. 1 of 8 Homozygous: Are two copies of the same allele. 2 of 8 Heterozygous: Two different copies of an allele. 3 of 8 Dominant allele: One copy needed for characteristics to show. Written in capitals. 4 of 8 Recessive allele: Two copies for the characteristics to show. Written in lowercase. 5 of 8 Genotype: It is the combination of alleles in an organism. 6 of 8 Phenotype: Are the characteristics produced by the alleles. 7 of 8 Genetic diagram: It shows the likelihood of offspring produced by parents with a certain genotype. 8 of 8
Comments
Report