it's a group of organs that work together to perform a certain task.
The biological significance of a DNA molecule is that it: 1) Controls the synthesis of proteins (as
Sexual reproduction- it ensures the production of haploid gametes in sexual reproduction. Genetic Va
chlorophyll is a plastid and the biological significance is its role in photolysis to help in the sy
Light energy gives us warmth and helps us in the preparation of our daily meals. Light energy also