Final answer:
Protein synthesis is crucial for cells to function properly because proteins perform a wide variety of functions, including energy production and tissue formation.
Step-by-step explanation:
The synthesis of proteins is crucial for cells to function properly. Proteins perform a wide variety of functions in a cell, such as serving as enzymes, structural elements, and hormones. They are involved in processes like energy production, tissue formation, and the absorption of fat-soluble vitamins.