Subject Answers

There are 4 major macromolecules in the body of a living organism.Carbohydrates, lipids, proteins and nucleic acids.Two distinct forms of nucleic acids are foun...

Organisms can be divided into two major categories

• Producer
• Consumer

Adaptations In XerophytesXerophytes are plants that live in dry environments like the cactus in the desert. They have the following adaptations to conserve wate...