If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Course: UP Class 12th Biology > Unit 4

Lesson 4: Mutation and genetic disorders
Science
UP Class 12th Biology
Principles of inheritance and variation
Mutation and genetic disorders
© 2024 Khan AcademyTerms of usePrivacy PolicyCookie Notice

Genetic disorders

Google Classroom

Problem

Duchenne muscular dystrophy (DMD) is an X-linked recessive condition that causes rapid muscle degeneration. DMD occurs in approximately 1 in every 3500 males, but it rarely affects females.
Which statement most accurately explains why DMD affects males more often than females?
Choose 1 answer: