Question

which nutritional class builds and maintains cells and tissues?
fats
water
proteins
carbohydrates

Explanation:

Proteins are essential for building and maintaining cells and tissues. They are made up of amino acids, which are the building blocks of life. Proteins play many important roles in the body, including:

• Building and repairing tissues
• Making enzymes and hormones
• Transporting nutrients
• Supporting the immune system

Carbohydrates are the body's main source of energy. They are broken down into glucose, which is used by the cells for energy. Fats are also a source of energy, but they are also important for:

• Insulating the body
• Protecting organs
• Making hormones

Water is essential for life. It makes up about 60% of the body's weight and is involved in many important processes, including:

• Digestion
• Absorption
• Circulation
• Temperature regulation

Answer:

proteins