Question

Why does cow gives milk and why only in the colour white.​

Answer 1

Answer:

Milk is naturally a white substance due to the make-up of water and other components including fat and protein that mix together to form tiny particles which reflect light. ... When light hits these casein micelles it causes the light to refract and scatter resulting in milk appearing white.

Answer 2

Your answer:

Milk is naturally a white substance due to the make-up of water and other components including fat and protein that mix together to form tiny particles which reflect light. ... When light hits these casein micelles it causes the light to refract and scatter resulting in milk appearing white.