Pattern of Inheritance in the Above Pedigree Chart? - Biology

What is the pattern of inheritance in the above pedigree chart? 

A. Autosomal dominant 

B. Autosomal recessive 

C. Sex -linked dominant 

D. Sex -linked recessive

B. Autosomal recessive 

Explanation:

Autosomal recessive is the pattern of inheritance in the above pedigree chart.

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Class 12 Biology Sample Paper Solution-2021-22