Explanation:
Having a large sample size in the experiment: This helps to account for any small differences among the test subjects that may provide unexpected results. Repeating experimental trials multiple times: Errors may result from slight differences in test subjects, or mistakes in methodology or data collection...
Answer:
Hypertension, also known as high blood pressure, is a long-term medical condition in which the blood pressure in the arteries is persistently elevated. High blood pressure usually does not cause symptoms. Long-term high blood pressure, however, is a major risk factor for stroke, coronary artery disease, heart failure
The answer is A.) Energy of the sun strikes photovoltaic cells producing a flow of electrons.
The other answers describe geothermal power, nuclear power, and fossil fuels, in that exact order.
D - DNA provide the instruction and the ribosomes carry out the instruction .