A-LevelBiologyInherited changeOct/Nov 2020Paper 4 Q510 Marks
Fig. 5.1 shows a cat displaying the recessive phenotype for two unlinked genes. • H/h controls hair length. The allele for short hair is dominant to the allele for long hair. • R/r controls coat pattern. The allele for 'full colour', with pigment on all parts of the body, is dominant to the allele for 'pointed', where the pigment is restricted to the ears, face, paws and tail. [Figure 5.1]
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