It’s corresponding molecule that or bonds to. I think it is a substrate.
The hypothesis is the question you are trying to answer or the problem you need to figure out, it is kind of like a starting point
So weather is basically day to day forecast (rain, sun, clouds) while climate is the all forecasts of an area over years. That’s a simple answer but I hope it helps!
Plasma Membrane is the answer
Answer:
They can move about freely.
They can reproduce.
They can respond to internal stimulus.