Holly is a healthy woman who is 22 years of age. Using this information, calculate her target heart rate zone for moderate-intensity physical activity.

According to scientific evidence, which of the following substances may improve the performance of sprinters and weightlifters?

_____ are often referred to as the “powerhouses” of cells because most of the energy stored in macronutrients is released in them.

Scientists are uncertain whether ____ is an essential mineral for humans.

Which of the following foods is a poor source of essential amino acids?

Humans need vitamin B-6 for

Which of the following foods is a source of cholesterol?

Which of the following substances is a diuretic?

Which of the following amino acids is a dietary essential?

Emma’s usual diet provides 2000 kcal daily. To obtain 60% of her total energy intake from carbohydrates, she should consume _____ grams of carbohydrates daily.