Question

The eye colour among the human beings are varied as blue, black, brown, green, etc.
i) This is called as _______variation.
The dentition in the rabbit and the elephant are not the same.
ii) This is called as __________ variation.

Answer 1

The differences in the colour of the eye among human beings is because of genetic variation (discrete). The dental variations in mammals is also caused because of genes (discrete).

They can be said as genetic variations.

Because of the presence of different gene types in animals of different species or humans, the dental variations or eye color variations can occur respectively.

The discrete variations are very different from the continuos variations.