Yearly Archives: 2020

What is DNA?

What is DNA?   Deoxyribo Nucleic Acid (DNA) is a chemical found in the nucleus of cells and carries the ‘instructions’ for the development and functioning of living organisms. It is often compared to a set of blueprints since it contains the instructions needed to build cells. These instructions are divided into segments along a strand of DNA and are …

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The Nervous System and the Brain

The Nervous System and the Brain The nervous system is a complex collection of nerves and specialized cells known as neurons that transmit signals between different parts of the body. It is essentially the body’s electrical wiring. Structurally, the nervous system has two components: the central nervous system and the peripheral nervous system which includes the nerves that extend from …

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