Skip to content

Learn Practice Plan Tutors Ask AI

⌘K

Sign in Join freeGet started

Courses Lessons Quick lessons Merit Tutors' Videos

Loading

Every AP course and the SAT, with the best lessons, Merit AI, and a plan for every test.

Learn

Courses
Lessons
Quick lessons
Merit Tutors' Videos
Merit AI

Study

Exam Sprint
Quick session
Learning plan
My schedule
Progress

Tutoring

Find a tutor
Become a tutor
Partner with Merit
For teachers

Merit

About
Pricing
For parents
How ranking works
Privacy
Terms

Videos play on YouTube. AP® and SAT® are trademarks of the College Board, which is not affiliated with Merit.

© 2026 Merit

Learn Practice Plan Ask AI

AP Biology›Unit 5: Heredity›Heredity

Non-Mendelian Genetics

Linked genes, sex-linked traits, incomplete dominance, and polygenic traits don't follow simple Mendelian ratios.

Linkage and recombination
Sex-linked traits
Pedigrees and chi-square

Master this topicQuick session · about 20 min

Watch the top lessonAmoeba Sisters Find a tutor

Search AP Bio

Quiz coming up?Connect your calendar: Merit preps you for every quiz and test.Sign up and connect

11 videos ranked by how well they teach

1

Mega Genetics Review: Mendelian and non-Mendelian Genetics

1.2M views on YouTube · 4 years ago

AP Bio · Non-Mendelian Genetics

2

Non-Mendelian Genetics: Before the Bell Biology

45K views on YouTube · 2 years ago

AP Bio · Non-Mendelian Genetics

3

Non-Mendelian Genetics: Codominance, Incomplete Dominance, and Beyond! | AP Biology 5.4

29K views on YouTube · 5 years ago

Biology Dictionary

AP Bio · Non-Mendelian Genetics

4

5.4 Non-Mendelian Genetics - AP Biology (Updated 2025-2026)

18K views on YouTube · 10 months ago

Gabe Poser - PoseKnows Biology

AP Bio · Non-Mendelian Genetics

5

(2019 curriculum) 5.4 Non-Mendelian Genetics - AP Biology

14K views on YouTube · 5 years ago

Gabe Poser - PoseKnows Biology

AP Bio · Non-Mendelian Genetics

6

(2019 curriculum) 5.4 Non-Mendelian Genetics (Morgan's Experiments and Gene Mapping) - AP Biology

8.5K views on YouTube · 5 years ago

Gabe Poser - PoseKnows Biology

AP Bio · Non-Mendelian Genetics

7

AP Biology - Mendelian & Non-Mendelian Genetics

1.4K views on YouTube · 5 years ago

AP Bio · Non-Mendelian Genetics

8

Non-Mendelian Genetics: Life Science/Biology (HS-LS3-3)

801 views on YouTube · 4 years ago

Gabe Poser - PoseKnows Biology

AP Bio · Non-Mendelian Genetics

9

Honors Biology Unit 9 - 9.4 - Non-Mendelian Genetics

270 views on YouTube · 2 years ago

Mr. Chipman - Biology

AP Bio · Non-Mendelian Genetics

10

AP Bio Unit 5 – Topic 5.4 – Non-Mendelian Genetics

246 views on YouTube · 10 months ago

Mr. Chipman - Biology

AP Bio · Non-Mendelian Genetics

11

Environmental effects on phenotypic expression and sex linked inheritance

685 views on YouTube · 8 years ago

CCH 05: CEC: SPANDAN: Life Sciences..

AP Bio · Non-Mendelian Genetics

Quiz on Non-Mendelian Genetics soon?

Connect your class calendar and Merit lines up the lessons for every quiz and test, days before it's due.

Works with Canvas, Schoology, Blackbaud, Google Classroom, and more.

Sign up and connect

5Heredity

Meiosis and Genetic Variation
Mendelian Genetics and Chi-Square
Non-Mendelian Genetics
Environmental Effects on Phenotype

Next topic

Environmental Effects on Phenotype

209daysGet the AP Bio score you want.Free diagnostic, then a day-by-day Exam Sprint to exam day.

Best teachers for this topic

1Gabe Poser - PoseKnows Biology
2Amoeba Sisters
3Mr. Chipman - Biology
4Biology Dictionary

Get a AP Bio tutor

Teacher? Add a lesson or guide for this topic

Also called: non mendelian genetics, sex linked, pedigrees