Which of the following have the function of accelerating the rate of chemical reactions but are not altered in the process? Enzymes
Vitamins
Emulsifiers
Proteins

How could you find out if that advice is based in scientific evidence?

What is the objective ethical ideal

Aproper cool-down routine includes which of the following? a). eating a good-sized meal b. five to 10 minutes of slow walking or jogging and stretching c). less than 5 minutes of cool-down stretches d). sprinting or other strenuous exercise