Lesson Posttest

Question 1

Assertion (A): A pedigree is a diagram that expresses the relationships in a family.

Reason (R): A pedigree diagram is constructed with symbols to represent people and lines to represent their genetic relationships.

Which of the following is true for the above statements?

A. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
B. Both (A) and (R) are true, and (R) is the correct explanation of (A).
C. (A) is false, but (R) is true.
D. (A) is true, but (R) is false.