ATI Teas test practice Questions with correct answers

The price of a 20" television changed from $450 to $400. Find the percentage change in price. A. -10% B. -11% C. -13% D. -15% Correct Answer - Correct answer: -11% Change in price: 450 - 400 = 50 To determine the percentage change, divide the change in price by the initial price: 50 = 0.1111 450 Multiply by 100 to determine the percentage: 0.1111 × 100 = 11.11% Because the price decreased, the change in price is negative: -11.11%, or about -11% Which of the following is not a type of natural lipid? A. Supersaturated B. Polyunsaturated C. Saturated D. Unsaturated Correct Answer - Correct answer: Supersaturated There are three types of natural lipids: unsaturated, polyunsaturated, and saturated. Supersaturation is a not a naturally occurring lipid. Unsaturated and polyunsaturated lipids have one or more double bonds between carbon atoms of fatty acid chains; saturated lipids share no such double bonds. A common example of supersaturation is rock candy, which is created from a supersaturated sugar solution. Which of the following is not true of mitosis?