Ch.2 Water, Macromolecules, Enzymes

Front

Main component of cell membranes; made of glycerol and fatty acids

Back

Lipids

Front

When a molecule has an overall negative charge on one end and an overall positive charge on the opposite end, what is it called?

Back

Polar

Front

Made of polysaccharides

Back

Carbohydrates

Front

Why water spreads out when poured on glass.

Back

Adhesion

Front

What part of the enzyme is involved in catalytic activity?

Back

Active Site

Front

What is the primary function of enzymes in biological systems?

Back

To speed up chemical reactions by lowering activation energy.

Front

What are macromolecules?

Back

Large complex molecules essential for life, including proteins, nucleic acids, carbohydrates, and lipids.

Front

What is cohesion in the context of water?

Back

The attraction between water molecules due to hydrogen bonding.

Front

What is the role of water in biological systems?

Back

Water acts as a solvent, temperature regulator, and participant in chemical reactions.

Front

What are the building blocks of proteins?

Back

Amino acids.