Question

research the following questions. answer in your own words.

1. what are biomolecules? what are the 4 main biomolecules?
2. what is the atomic number of carbon? what does this number mean?
3. true or false: carbohydrates are a carbon - based molecule.

Explanation:

1. Biomolecules are molecules essential for life. The four main ones are carbohydrates (energy source), lipids (energy storage, cell membranes), proteins (structure, enzymes), and nucleic acids (genetic info).
2. Carbon's atomic number is 6. It means a carbon atom has 6 protons in its nucleus.
3. Carbohydrates have carbon, hydrogen, and oxygen. So, they are carbon - based.

Answer:

1. Biomolecules are molecules crucial for life. The four main ones are carbohydrates, lipids, proteins, and nucleic acids.
2. The atomic number of Carbon is 6. It indicates there are 6 protons in a carbon atom's nucleus.
3. True.