Question

Are all living things composed of chemicals?

Answer 1

Living things:

1. Livings things are organisms that can grow, replicate, and respond to environmental stimuli. Example: microorganisms, plants, animals, etc.
2. All living organisms are composed of chemical compounds.

Examples of chemicals found in living things:

1. Nucleic acids (DNA and RNA) are polymers of nucleotides. Each nucleotide is composed of sugar, phosphate, and a nitrogenous base.
2. Proteins are macromolecules that are present in abundance. They are composed of a long chain of amino acids.
3. Carbohydrates are important biomolecules that contain carbon, hydrogen, and oxygen. They can range from simple sugars (e.g., glucose) to complex polymers (e.g., cellulose).