The respiratory and circulatory system both work together <span>to get oxygen to a cell in your knee: the respiratory system brings the oxygen into the body and for the circulatory system, the heart pumps red blood cells to deliver oxygen to locations throughout your body. Hope this helps! :)</span>
No, the answer is false.
A salad would be an example of a mixture, as it is a blend of tomatoes and lettuce.
A salad would be considered a heterogeneous mixture (you can see its different components).
The correct answer would be C I believe
The answer is A.I hope this helps
