Select from the following.
(1). growth
(2). hydration
(3). repaired
(4). rest
(5). frozen
(6). plugged in
(7). enlarged
(8). staying warm
Q: Fact 1: Protein is used to repair cells by the human body. Fact 2: Proteins are essential to the structure and function of cells. Given the two facts above, cells need to be what regularly to function properly?
A:
(3).