This tutorial deals with the structure and function of flowers, fruits, and seeds. Also included here are the types of f..
Developmental biology is a biological science that is primarily concerned with how a living thing grows and attains matu..
A balanced diet is essential to a healthy organism. Insufficiency or too much of a particular element or compound, such ..
This tutorial describes the independent assortment of chromosomes and crossing over as important events in meiosis. Read..
Multicellular organisms evolved. The first ones were likely in the form of sponges. Multicellularity led to the evolutio..
Plants protect themselves by releasing hydrogen peroxide to fight against fungal invasion. Another way is by secreting c..