Introduction to Biology Worksheet

Front

What are the three components found in a nucleotide?

Back

Sugar, phosphate group, nitrogenous base.

Front

What are isotopes?

Back

Atoms with the same number of protons but different numbers of neutrons.

Front

What is meant by 'emergent properties' in biology?

Back

New properties that arise at each level of biological organization.

Front

What is the sulfhydryl group?

Back

-SH.

Front

What is the classification of a carbonyl group?

Back

Polar.

Front

What is the function of enzymes in biological reactions?

Back

Enzymes act as catalysts to speed up chemical reactions.

Front

What is the primary structure of a protein?

Back

The sequence of amino acids in a polypeptide chain.

Front

What is the role of ribosomes in cells?

Back

Ribosomes are the sites of protein synthesis.

Front

What is the difference between prokaryotic and eukaryotic cells?

Back

Prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells have them.

Front

What is the function of the cell membrane?

Back

The cell membrane regulates what enters and exits the cell.