Carbohydrates provide the body with . a readily available source of energy. long-term energy storage. the major constituent for cell membranes

a readily available source of energy.

The body of the organism receives energy by the break down of food. Carbohydrate is a complex form of food nutrients which when broken down into simpler sugars such as glucose. The glucose is sent to all the parts of the body and it is stored in the form of glycogen in the liver and muscle cells. It is a source of energy that is readily available when required by the body.

the wetland preservation movement began in the u.s. in earnest with the clean water act (cwa) of 1972. although not specifically written to protect wetlands, the cwa is comprised of a series of regulations designed to prevent pollutants from contaminating u.s. waters.

the correct answer is option d.

an appositive is a noun, noun phrase or noun clause which follows another noun or noun phrase in order to describe it or name it another way. they are usually used between commas, brackets or dashes.

the example sentence with the correct use of commas is the following:

her uncle, the man over there in the red shirt, owns the hardware store in town.