Question

how do understand pedigree chart ?

Answer 1

It is a chart which shows appearance of gene of an organism from its ancestors from first generation to next.

Answer 2

Answer: Attaching video links for better explanation

Explanation:

From basics:

https://www.youtube.com/watch?v=YTAQfELdA1A&t=213s

Detailed tips and tricks

https://www.youtube.com/watch?v=JEX8MeKN0Mg

Short tips and tricks (if you are aware of pedigree concepts)

https://www.youtube.com/watch?v=uD_Lq0AUqyo

Solved problems for practice

https://www.youtube.com/watch?v=ITN4QupvOqk

Video Credits: Biomagica