I would say C because our body is continuously changing through puberty. We need more sleep, more food consumption, we need to have fantastic hygiene, etc...
Answer:
cells
Explanation:
cells are the smallest unit that can carry life
All the important functions of our body would simply be too slow for us to survive such as digestion. if we didn't digest quick enough our stomachs would be bloated all the time
Antagonists muscles (e.g. biceps and triceps brachii)
Why people shouldn't be sent to Mars?
