For human species to obviate extinction, reproductive mature adults should be producing viable offspring in order to con..
A running water environment offers numerous microhabitats for many types of animals. Similar to plants, animals in lotic..
Leaves are the major photosynthetic organ of a plant. Apart from that, they are also crucial to water movement. In this ..
The sea was teeming with life. Eventually, through reproduction and continued variation, fish came about. There are over..
Darwin's Finches are an example of natural selection in action. They are an excellent example of the way species' gene p..
Gregor Mendel, an Austrian monk, is most famous in this field for his study of the phenotype of pea plants, including ..