2. The role of hormones in the body is to a. regulate body temperature. b. serve as a chemical messenger. c. store energy. d. catalyze chemical reactions. e. transport key molecules.

What is a triglyceride made up of? Select one: a. Glycerol and three fatty acids. The fatty acids can all be the same or they can be different. b. Glycerol and three fatty acids. The fatty acids must all be the same. c. Glycerol and three carbohydrates. The carbohydrates must all be the same. d. Glycerol and three carbohydrates. The carbohydrates can all be the same or they can be different.

22. Your 9 year-old son wants to show his friends how cool he is. So he designs an experiment that makes his friends' tee shirts "magically' turn black, metallic green. The caused this color change. presence of and a. sucrose, neutral red b. glucose. Phenol red c. lactose, eosin methylene blue d. lactose, neutral red e. glucose, eosin methylene blue 23. Your husband is fully amazed when his dinner plate "magically" turned black when you put potatoes on his plate. The presence of on the plate and in the potatoes caused this color change. a. iron, amylase b. trypthophan, indole c. iron, hydrogen sulfide d. lipase, fats e. decarboxylase, indole 24. The role of safranin in the gram stain is similar to the role of fast stain. a. methylene blue b. carbolfuschin c. acetone alcohol d. heat e. crystal violet 25. Immersion oil was used in conjunction with the the spread of light to increase the microscope's resolution. a. 100x, condensed b. 40x, increased c. 100x total magnification, increased…

A can of Coke contains 42 grams of: a. Sugar b. Starch  c. Fat d. Protein