Variation and its Types


Genetic variation is necessary to the processes of natural selection and biological evolution. The genetic variations that occur in a population occur by chance, however, the process of natural selection does not.

Tissues in Plants


Plant tissue is a collection of similar cells carrying out an organized function for the plant. Each plant tissue is specialized for a distinct purpose and can be combined with other tissues to develop organs such as leaves, flowers, stems, and roots.

Founder Effect


The Founder Effect the decrease in genetic variation that results when a little subset of a large population is utilized to develop a new colony. The new population may be very different from the original population,