The testis produces _______________ and male sex hormones.

In males, the __________ secrete a fluid containing nutrients and enzymes.

The __________ is the male reproductive organ which become erect when sexually excited.

The _______________ is a tube which leads to the outside of the body through the penis.

The testis is found in the _______________ .

Sperm is made up of a head and a long ________ .

The ___________ produces eggs and female hormones.

The _____________ is a muscular tube connecting the ovary to uterus.

The __________ is a pear-shaped organ with thick muscular walls.

The ________ is a ring of muscle at the lower end of the uterus.

The _____________ joins the cervix to the outside of the body.

The process where the nucleus of the sperm fuses with the nucleus of the egg is known as _____________ .

________________________ is the production of new organisms from a single parent.

_____________________ is the mode of reproduction which produces genetically different offspring.

When the nucleus of the sperm fuses with the nucleus of the ovum, the two nuclei form a _________________ .