Answer:
positive: can learn lot's of new things
negative: there's lot of work
No, because everyone has different DNA and genetics.
The correct answer is letter A: the circulatory system removes waste from the tissues by converting carbon dioxide-rich blood into oxygen-rich blood that can be circulated throughout the body to support its several functions. Without the lungs the human body will not be able to process converting blood cells into oxygen-rich cells in the body.
a cell is the smallest structural and functional unit of an organism
