Question

What is the genetic relateness among:

Parent and offspring
Grandparent and offspring
Full siblings
Half siblings
First cousins
Aunts/Uncles and Nieces/Nephews

Answer 1

Answer: Definition. Full siblings share the same biological mother and father, maternal half-siblings share the same mother only, and paternal half-siblings share the same father only. Therefore, full siblings share, on average, 50% of their genes with one another and half siblings share approximately 25%.

Step-by-step explanation: