Which of the following is considered a major component of cells and has a role in developing and repairing bone, muscle, skin and blood cells?

a. carbohydrates

b. vitamins

c. protein

d. fats

Which of the of the following would most likely contain carbon

In some countries, many children suffer from a type of malnutrition called kwashiorkor. They have swollen stomachs and become increasingly thin until they die.

Which is a commercial use for lactic acid fermentation? A. brewing beer B. baking C. making wine D. making cheese

Each distinct cell type in your body expresses a unique collection of proteins that dictates the function of that cell.

Fossils are most often found rock

The nurse is educating the parents of a 5-year-old girl with infectious conjunctivitis about the disorder. which information is most important to provide to prevent the spread of the disorder

Which is an example of the way matter cycles through the bodies of living things? A) A fish swims in the ocean. B) The sun heats up a rock. C) One animal eats another animal. D) Trees convert sunlight to energy.

Which of the following substances is used up during photosynthesis? Oxygen Sugar Sulfur dioxide Water

What is the role of mouth

Which atoms are found in all carbohydrates?