Give biological reason for the following:
The renal cortex has a dotted appearance.

Give biological reason for the following: The left ventricle of the heart has a thicker wall than the right ventricle.

Give biological reason for the following: Throat infections could lead to ear infections.

Give biological reason for the following: The wall of the ventricle is thicker than the auricles,

Give biological reasons for the following : The fluid present between the layers of meninges.

Give biological reasons for the following : The change in an organism resulting due to stimulus.

Give biological reason for the following: There is frequent urination in winter than in summer.

Give biological reasons for the following : The hand automatically shows the direction to turn a cycle without thinking.

Give biological reason for the following statement The birth rate in India is very high.

Give biological reason for the following : On sprinkling common salt on grass growing in a lawn, the grass is killed