It is important for scientists to remain open minded about information that they come across in their experiments, so that they do not become biased about the result. it can always happen that the results that come out are contrary to what the scientist expected. It is important to openly accept that the scientists prediction was wrong.
Your answer is D. Nucleotide
We can limit fishing and hunting to certain seasons. This allows the population to increase and continue breeding, but we still get food. We can limit cutting down trees so that ecosystems can survive. Many species have lost homes due to deforestation. By cutting down only some trees in an area, we can still have wood to use, and we can save ecosystems.
Parts of a human leg are bones, muscles, tendons, ligaments, nerves, and blood vessels.