Our skin, when exposed to excess sunlight, becomes dark. ...
Our skin, when exposed to excess sunlight, becomes dark. This is because of skin pigments called
flavoxanthin
melanin
carotene
Xanthophyll
Correct answer is B
No explanation has been provided for this answer.
The crown of the mammalian tooth is covered with ...
Which of the substance listed below is a trace element of plants? ...
The only caste in the termite colony whose members can feed themselves are the ...
Monocot stems differ from dicot stems in that monocots have ...
The average number of individuals of a species per unit area of the habitat is the ...
The earliest form of life in the animal kingdom is the ...
A population that exceeds its carrying capacity and then collapses is represented graphically b...