The Human Circulatory System
The human circulatory system consists of a network of arteries, veins, and capillaries, with the heart pumping blood through it. Its main function is to supply the body’s various parts…
The Human Body’s Levels of Organization
It is a good idea to think about the human body’s basic architecture, or how its smallest elements are put together to form larger structures, before you start studying its…
DNA | Definition, Discovery, Structure and Facts
DNA is the most well-known biological molecule, and it can be found in all kinds of life on the planet. But what exactly is DNA, also known as deoxyribonucleic acid?…
Overview of Genetics | History and Biology
Genetics is the discipline of biology that studies organisms’ DNA, how it manifests as genes, and how those genes are passed down through generations. In both sexual and asexual reproduction,…
Biology of the Cell
The study of cell structure and function is known as cell biology, and it is based on the idea that the cell is the most basic unit of life. Concentrating…