AS Level Biology Quiz

Which organelle is responsible for aerobic respiration?

Which biological molecule contains nitrogen but no phosphorus?

What is the monomer of proteins?

Which bond joins amino acids together?

Which molecule carries genetic information?

Which stage of mitosis separates sister chromatids?

Osmosis is the movement of water through a:

Which blood vessel carries oxygenated blood away from the heart?

Which blood cells produce antibodies?

What is the main function of enzymes?

Which factor does not affect enzyme activity?

Which process produces genetically identical cells?

Which molecule is the primary source of energy for cells?

Which pigment absorbs light during photosynthesis?

During photosynthesis, oxygen is released from:

Which process occurs in ribosomes?

Which structure controls what enters and leaves the cell?

Which blood component is responsible for clotting?

Which gas is required for aerobic respiration?

Which statement about diffusion is correct?