Based on the coefficient of relatedness, to which of the following relatives would a donor be most likely to provide altruism?

Question

Quizplus · Accepted Answer

The coefficient of relatedness (COR) measures the probability that two individuals share the same allele from a common ancestor. Full siblings have a COR of 0.5, meaning they have a 50% chance of sharing an allele from both parents. This is the highest COR of the options provided, therefore a donor would be most likely to provide altruism to their full sibling.

Based on the Coefficient of Relatedness, to Which of the Following