Q1. Fats in the diet have satiety value they stay in stomach longer so we feel fuller longer. Fats provide protective coatings on the body surfaces to help prevent dehydration. Lipids – 2 what are the main categories of lipids found in humans?

Q2. This raises a challenging question: In the biologically realistic setting of an intact plant infested with living microorganisms, how much MAMP needs to be present, and in what plant tissues, for defences to be triggered?