Which of the following minerals is an example of a gemstone? mica halite copper diamond

1. describe the structure and function of the specialized cells you observed in the video. 2. research the types of cells present in the kidney.

The pronunciation aid that determines the stress placed upon a syllable is the

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.