Why do you think the sun is able to do this? For solid it could be melting into a liquid, for gas it could be Evaporating into a liquid.

Name the plastid and pigment likely to be found in the cells of (a) petals of sunflower (b) ripe tomato.

In many humans, exposing the skin to sunlight over prolonged periods of time results in the production of more pigment by the skin cells (tanning). this change in skin color provides evidence that -

What advantages does a pedigree have over a written passage?