In the past, objects such as salt, feathers, fur pelts, stones, rare shells, tea and horses have served as

Select the correct answer. which formula describes newton’s second law of motion? a. force=mass x accerlaration b. mass/accerlaration c. mass x volacity d. mass/ volacity

Mutations associated with albinism affect proteins involved in synthesis

The breakdown of food is accomplished by enzymes. a. physical b. chemical c. mechanical d. none of the above