How does the body use the protein once it has been ingested? Consider the following statements and select the correct ones regarding protein use.
a) If calorie intake is inadequate, amino acids can be used for production of energy.
b) Amino acids are used to create new proteins.
c) If you ingest more protein than your body needs, the protein is stored in muscle.
d) The liver uses amino acids to create glucose.

Dr. redbull conducts a study to determine whether her new energy drink children perform better on spelling tests. she randomly assigns children to one of two groups: group 1 receives her energy drink and group 2 receives water. she then gives both groups a spelling test and compares the results. which of the following is true about this study? a. group 1 is the dependent variable and group 2 is the independent variable. b. this is a correlational study. c. group 2 is the experimental group. d. the independent variable is the type of drink the children receive.