Explain significance of the condition in which the testes remain as suspended scrotum outside Abdomen.

Give the name of structures by which testes are suspended in the scrotum.

Haemophilia is a sex-linked inheritance condition in humans where a simple cut causes non-stop bleeding. Study the pedigree chart showing the inheritance of haemophilia in a family. Give reasons, which explain that haemophilia is sex-linked

Why testes are present outside the abdomen between the thighs?

In which of the following organisms testes descend into scrotum in breeding season but in non-breeding season goes up ?

There are n+r points on a plane out of which n points lie on a straight line L and out of the remaining r points that lie outside L, no three points are collinear. What is the number of straight lines that can be formed by joining pairs of there points ?

With the change in environmental conditions , some species disappear and some remain . This loss of species which occurred in the geological past at a very slow rate is called :

The testes in humans are situated outside the abdominal cavity inside a pouch called Scrotum. The purpose served is for :

Why are the human testes located outside the abdominal cavity? Name the pouch in which they are present.