Answer:
every cell in you body needs oxygen to help it metabolize it release from food for energy.cells that do the same job combines together to form body tissue such as muscles,skin bone tissue.cells can take in fuel.cells not only make up living things,they are living g things.
D)
Because a scientific theory is something that has been proven over the trials of many tests
Hope that helps :)
4. nucleoid region
Bacterial cell's do not have a nucleus; their DNA is found in this region.
I can't answer 1 but 2=First, make sure you weather proof the house, than go from there and try anything you think is necessary in this situation.
