On that for the defintions if you just go back to the first section they normally have all the definitions in the reading part
The abiotic factor is the amount of oxygen. Abiotic means non-living, and all the other answer choices reference living things.
If you need more help, comment below and I'd be happy to assist.
Yes, the thyroid is responsible for making iodine for the body.
The answer is B The new cell will have from each parent
