What is semen?

What is hymen? What are the functions of hymen?

What is meant by double circulation? What is its significance?

What is gene therapy? What is humulin?

What is wave? What are types of wave?

What is a gene? What is the nature of gene?

Seminal plasma, the fluid part of semen, is contributed by, Seminal vesicle Prostate Urethra Bulbnourethral gland