What are three biological molecules that have carbon backbone???

(molecules that are found in the human body)

http://www.reciprocalnet.org/edumodules/commonmolecules/biochemical/list.html

To determine three biological molecules that have a carbon backbone and are found in the human body, we can start by understanding the concept of organic compounds in biology. Organic compounds are molecules that are primarily composed of carbon atoms bonded with other elements such as hydrogen, oxygen, nitrogen, and others. In the human body, there are various organic compounds that perform essential biological functions. Here are three examples:

1. Carbohydrates: Carbohydrates are organic compounds composed of carbon, hydrogen, and oxygen atoms. They serve as a primary source of energy in the body. Common examples of carbohydrates include glucose, fructose, and sucrose.

2. Proteins: Proteins are complex organic compounds composed of carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur. They are involved in various biological functions and are essential for the structure and function of cells and tissues. Examples of proteins include enzymes, antibodies, and collagen.

3. Lipids: Lipids are a diverse group of organic compounds that include fats, oils, and steroids. They have a carbon backbone and contain hydrogen and oxygen atoms. Lipids serve as energy stores, provide insulation, and act as structural components of cell membranes. Examples of lipids include triglycerides, phospholipids, and cholesterol.

To recap, three biological molecules with a carbon backbone that are found in the human body are carbohydrates, proteins, and lipids. These molecules play crucial roles in various biological processes, ranging from energy production to structural support.