Samsung Galaxy Ace 4 smartphone with 4.00-inch 480x800 display powered by 1GHz processor alongside 512MB RAM and 5-megapixel rear camera.
Cells are the basic building blocks of all living things. The human body is composed of trillions of cells. They provide structure for the body, take in nutrients from food, convert those nutrients into energy, and carry out specialized functions.
Quel is an adjective. Like any other adjective, it agrees in number and gender with the noun it modifies. Remember to make the liaison between quels / quelles and a following word beginning with a vowel (quels animaux).