Biology Semester 1 MEGA Review

Front

What biomolecule is helicase?

Back

Protein

Front

In passive transport, is energy required?

Back

Energy is not required.

Front

What two elements make up water?

Back

Hydrogen and oxygen.

Front

What is the attraction that causes water and other liquids to form drops on thin films?

Back

Cohesion.

Front

What is a molecule in which opposite ends have opposite electric charges?

Back

Polar molecule.

Front

What is the primary function of helicase in DNA replication?

Back

To unwind the DNA strands.

Front

What is the difference between passive and active transport?

Back

Passive transport does not require energy, while active transport does.

Front

What is cohesion in the context of water molecules?

Back

The attraction between water molecules that allows them to stick together.

Front

What is the role of proteins in biological systems?

Back

Proteins serve as enzymes, structural components, and signaling molecules.

Front

What is a polar molecule?

Back

A molecule with a net dipole moment due to the presence of polar bonds.