Biodiversity and Humans:Question 10 Farming the most efficient crop will result in the most food production. What are some arguments for biodiversity despite this? Choose all that apply Having a single type of plant would use less water. Having a single type of plant would make us miss out on future opportunities Having a variety of plants provides a safety net in case the main crop fails Having a variety of plants is easier for farmers

Lactase is essential for digesting lactose in milk. this enzyme is specific for this sugar. why? molecules and active sites vary in size; only properly sized molecules can fit.there is a precise compatibility between the active site and the lactose molecule.specificity refers to the action of the enzyme, such as hydrolysis, and relatively few molecules can be hydrolyzed.reaction-specific enzymes assume a fit by folding around the most numerous substrate molecules.