Practice question
Question
Water potential (Ψw) is defined as:
Explanation
Pick A: Free energy of water per unit volume. Thinking through WATER POTENTIAL step by step rules out the lookalikes and leaves Free energy of water per unit volume. Skip these: B) Total water content in cell; C) Osmotic pressure of solution; D) Rate of water diffusion. For hormones and genes, match the molecule or gene to its real role, not a neighboring pathway.