The answer is D, ADP gains a phosphate and that is used to convert to ATP with a product of ATP and water
The circulatory and respiratory systems work together to circulate blood and oxygen throughout the body. Air moves in and out of the lungs through the trachea, bronchi, and bronchioles. Blood moves in and out of the lungs through the pulmonary arteries and veins that connect to the heart.
Correct answer: A). Gathering evidence
The scientific explanation uses measurements and observations in order to explain something in the natural world. The Scientist uses the scientific method to collect evidence in the experiment that is related to the hypothesis.
They can gather the evidence by just observing the natural world and its phenomena or by performing an experiment in the laboratory or by running a model.
Hence, the correct answer would be option A.
<span>A gradual increase in atmospheric carbon dioxide would warm earths atmosphere becuse carbon dioxide is <em>a greenhouse gas</em></span>
