Pedigrees and Disease Risk

44 questions on this block. Tap an answer and it moves on by itself — correct answers advance immediately, misses hold a few seconds so you can read why.

The sentence that unlocks half these questions Unaffected parents with an affected child means recessive. Every time.

Part 1Reading the pedigree — and reading the key

Part 2Naming the pattern

Part 3From pattern to genotype

Part 4Pedigree to percent

Part 5The five disorders

Part 6Released formats and strange options

Pedigrees and Disease Risk

Review Complete

Worth another look