Answer:
I believe if she is explaining what she did and how she did it the audience will be informed of if she did controlled tests. It doesn't say if she explained the outcome.
The answer to this question is DNA replicates
The movement of particles in diffusion are determined when particles from one area go to another with little or no particles.
Yes when fossil fuels are burned they release the carbon dioxide locked inside of them
that is why fossil fuels are a big source of global warming and we will eventually run out of fossil fuels
