Biology HN SEMSTER 1 Review

Front

What determines an atom's atomic mass?

Back

The total number of protons and neutrons in the atom.

Front

What process converts solar energy into chemical energy?

Back

Photosynthesis.

Front

How are many lipids formed?

Back

By the attachment of three fatty acids to a glycerol.

Front

What is the relationship between photosynthesis and cellular respiration?

Back

The products of photosynthesis serve as the reactants for cellular respiration.

Front

What term includes 5-carbon sugar, nitrogenous base, and phosphate group?

Back

Nucleotide.

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is the primary function of photosynthesis?

Back

To convert light energy into chemical energy stored in glucose.

Front

What are the main components of a nucleotide?

Back

A 5-carbon sugar, a phosphate group, and a nitrogenous base.

Front

What is cellular respiration?

Back

The process by which cells convert glucose and oxygen into energy, carbon dioxide, and water.

Front

What role do enzymes play in biological reactions?

Back

They act as catalysts to speed up chemical reactions without being consumed.