Write the genotypes for all individuals, from left to right, (use “A” to represent a dominant allele & “a” to represent a recessive allele). If one allele is unknown, use a “?

Genetics Assignment 2 (Pedigree Analysis)

Complete the assignment and submit to the assignment 2 drop box.

Pedigree Practice Question 1 Answer the questions about the pedigree chart below.

In the pedigree chart below, the filled symbols represent individuals who express a given trait – circles are females, squares are males. If each line represents one generation…

  1. a) What is the pattern of inheritance depicted? (1)
  2. b) Why are the other patterns ruled out? Give a detailed answer. (4)
  3. c) Write the genotypes for all individuals, from left to right, (use “A” to represent a dominant

allele & “a” to represent a recessive allele). If one allele is unknown, use a “?” to represent that

allele. (4)

Generation #1 –

Generation #2 –

Generation #3 –