4. Food that contains all the essential amino acids in the proportions needed by the body. a. anabolism b. catabolism C. complete protein Od. complex carbohydrate e macronutrient

Which of the following is not used to classify amino acid side chains?   a. non-polar   b. neutral   c. acidic   d. basic   e. polar

2. What is the chemical formula of analdosecarbohydrate molecule? 3. How many H2O molecules and C molecules is there in analdose? 4.What enzyme is missing in people who are lactose intolerant? What is the functionof this enzyme and why does it make people feel sick?

8. Proteins that contain iron in the electron transport chain are called a. ATPases b. coenzymes C. cytochromes d. transferases

please explain why drinking ethanol damages the liver. and how?

A molecule that moves electrons from the citric acid cycle to the electron-transport chain is A. tRNA. B. mRNA. C. ADP. D. NADH. E. pyruvic acid.

Butter is made of fat, protein and milk sugar. It is possible to “brown” butter as a flavorful variation in traditional baked goods. It is often served with fish, but can also make a delicious topping for vegetables. What is causing the butter to “brown”?

The primary use of ingested proteins in the body is to _____.     be broken down into amino acids that are used to build proteins and nucleic acids within the body be broken down to release energy and the unused components are recycled to build new proteins within the body interact with signaling molecules to trigger the building of muscle fibers be converted to starches or sugars, which are more readily accessible forms of energy

5. The central substance of carbohydrate metabolism is a. glucose b. galactose c. fructose d. more than one choice is correct

13. Isoenzyme assays can be used for medical diagnostic purposes because a. damaged tissue produces a different isoenzyme than undamaged tissue b. different tissues produce different isometric forms of the same enzyme C. different isoenzymes react with different substrates d. damaged tissue produces nonfunctioning isoenzymes