That should be sensitivity. it's what we react to the environment. we can detect what is happening in the environment.
there are 7 different characteristic of living things, and sensitivity is one of them
because what they produce, it for animals to eat and because they are at the bottom of the ecosystem food chart. and also oxygen
The answer is A have a nice day
1. Survival of the fittest
2. Natural selection
You might want to check me on these
