Answer- stretching
Moving the joints beyond the normal range of motion.
Answer:
Humans have some stem cells, but those cells are not easily available to help with healing. Most other mammals are the same, so they aren't good at regeneration either. Amphibians and some fish have stem cells that are more easily available, and are usually pretty good at regeneration.
Answer:
The first option and the last option
Explanation:
Tetanus and cerebrospinal meningitis are not contagious
