The figure given below shows a family pedigree (family tree) to show the inheritance of cystic fibrosis. [3 MARKS] (a) Is the allele for cystic fibrosis dominant or recessive? (b) State with reasons the genotype of individuals 1, 2 and 4. (c) What are the possible genotypes of individuals 3 and 5?

The figure given below shows a family pedigree (family tree) to show t

1.	The figure given below shows a family pedigree (family tree) to show the inheritance of cystic fibrosis. [3 MARKS] (a) Is the allele for cystic fibrosis dominant or recessive? (b) State with reasons the genotype of individuals 1, 2 and 4. (c) What are the possible genotypes of individuals 3 and 5?
Answer» The figure given below shows a family pedigree (family tree) to show the inheritance of cystic fibrosis. [3 MARKS] (a) Is the allele for cystic fibrosis dominant or recessive? (b) State with reasons the genotype of individuals 1, 2 and 4. (c) What are the possible genotypes of individuals 3 and 5?