When people used stone tools,
The in-between period of time when the first man appeared and when man developed a writing system. Or the period of time before man became literate.
A large number of living organisms obtain energy by cellular respiration
Answer:
Point Z
Explanation:
It has passed all og the cities anf factories. Therefore, would have the most trash and pollution
The answer would be cytotoxic cells.
Because:
Not everything around you has the correct moisture to grow mold. Places like a shower, wood, and even toilets do, since water will soak into them, or the water is trapped. If you don't clean your shower and toilet, you will notice mold. If you look at a fence, there is probably hints of mold on it.
Something like a shelf cannot grow mold, since it usually has paint on it, and the moisture won't go through something like paint.
Another possible answer: Since the areas around you don't always have the correct moisture, mold will not grow on everything. It can grow on some stuff in your house, but not everything around you.
If you need any more help, let me know !