Cell respiration is the process of creating ATP. It is "respiration" because it utilizes oxygen. Know the different stag..
Neurons generate electric signals that they pass along to the other neurons or target tissues. In this tutorial, you wil..
Plant cells have plastids essential in photosynthesis. They also have an additional layer called cell wall on their cell..
The Earth's ecosphere was rapidly changing and throwing up a wide range of ecological niches that new adaptive organisms..
If the balance of nature is left untouched, landscapes can change dramatically over time. A previous ecosystem is supers..
According to Charles Darwin's theory of natural selection, preferable genes are favored by nature in the gene pool, and ..