The respiratory system brings air into the lungs supplying the blood with oxygen. Oxygen is carried throughout the body to the organs and keeps the heart pumping and when the blood circulates back to the lungs the process starts over again.
Answer;
Gold
Gold is a non renewable resource.
Explanation;
Non renewable resources are those resources of economic value that can not be readily replaced by natural means on a level that is equivalent to its consumption.
Examples of non renewable resources include; fossil fuels such as oil, natural gas and coal; because their source is not sustainable.
I’m pretty sure it’s B. Relative saying
Ans
Explanation:
Because the air is denser and at night the wind blows from land to water
Answer:
yes
Explanation:
prokarotic cells are single celled and can procreate on their own
