KPSC/KAS/PSI/FDA Exam General Science MCQs Part-2

KPSC/KAS/PSI/FDA Exam Biology MCQs Part-2 51.​Consider the following statements: ​ Assertion (A): In humans, female sex is determined by XX-chromosomes. ​ Reason (R): Male sex is determined by YY-chromosomes. ​ Codes: ​(a)​ Both A and R are true and R Read More …