How do I convert a number into micrometers?

Will give ! ! widentify the advantages and disadvantages of renewable and nonrenewable energy resources.

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.

We all have different forms of genes from our parent(s).what are these different forms called? a. alleles b. characters c. dna d. resources