Form 6

EVOLUTION Evolution is  a change in the genetic composition of a population over successive generations. or Evolution means the process of developing by gradual changes. ORGANIC EVOLUTION. Organic evolution is a gradual change in the genetic composition of organisms in a…

Reproduction is the biological process that creates new individual organisms from existing ones, also referred to as “offspring” . There are two main types: sexual and asexual reproduction. In sexual reproduction, an organism combines the genetic information from each of…

Growth is a fundamental characteristic of living organisms. Development refers to an increase in complexity due to differentiation of tissues and organs (improvement in the functions of the body) OR Growth – is defined as an irreversible increase in dry mass of living material.…

TRANSPORTATION OF MATERIALS IN LIVING ORGANISM Transportation is the act or process of moving molecules, ions, or substrates across a biological membrane, such as the plasma membrane. Plants have two transport systems – xylem and phloem . Xylem transports water and minerals.…