A forensic scientist is often called upon to testify about... A. a suspect's moral character
B. physical evidence related to a crime
C. the reliability of witness testimony
D. the past history of the suspect

B

Explanation:

Forensic scientists are the ones who are gathering the details of the scene a building evidence for the case.

yes you are doing it right great gob

explanation:

answer; a male inherits only one allele of the x-linked gene controlling hair color;