1.<span>If the scientist does a blind study, were he or she does not know which item they are testing </span>
<span>2) Tool used. making sure whatever measurement the investigator is using should be valid and reliable. avoiding the possible results to become biased and unstable due to errors which should be avoided </span>
<span>3) Sampling method. obtain the samples which are appropriate and that would cover the entire participants studied- not a half but the entirely of what you want to study. entirely means as much as the possible sample covers. </span>
<span>4) Have some one else double check your findings. hope that helped</span>
Answer:
The specific place where an organism lives is called its habitat.
C. It helps to reduce sediment loads. It helps to deposit nutrients into the surrounding soil
Answer:
DNA replication is important because without it, cell division could not occur. With DNA replication, the set of DNA of a cell can be duplicated and then each cell that results from division can have its own entire set of DNA, and cell division can theoretically continue indefinitely.
Answer:
B. The nucleus is damaged.
Explanation:
Eukaryotic cells contain a membrane-bound nucleus and numerous membrane-enclosed organelles. DNA is present in the nucleus of the cell. If the nuclear membrane is ruptured/damaged then the nucleoplasm along with the DNA will openly float around the cytosol.