Why do grass look green, papaya yellow and edible part of water melon red?
The grass looks green because of the presence of chloroplast which have green pigment called chlorophyll. Papaya and watermelon are of yellow and red colour respectively because of the presence of chromoplasts having pigments with different colours.
Why is it said that ‘a cell without nucleus is without any future’?
Write the functions of cell wall.
Why chloroplasts are called the ‘kitchens’ of the cell?
