The reproductive cycle in females coordinated by the pituitary gland and its hormone secretion which affects the availability of gametes readily available to be fertilised and maintains the presence of secondary sexual characteristics...
Lotic communities have conditions that are rather harsh for typical plants. Thus, the diversity of plant species in loti..
With regard to the population size of a species and what factors may affect them, two factors have been defined. They ar..
This tutorial describes the independent assortment of chromosomes and crossing over as important events in meiosis. Read..
The movement of molecules (specifically, water and solutes) is vital to the understanding of plant processes. This tuto..
The body is comprised of different elements with hydrogen, oxygen, carbon, and nitrogen as the major four. This tutorial..
A running water environment offers numerous microhabitats for many types of animals. Similar to plants, animals in lotic..
