The experiment is the procedure performed to prove a hypothesis. The researchers perform an experiment, which can provide data to prove, if the hypothesis suggested is true or not.
After conduction of the experiment several times, the researchers collect all the data and organize it. After organization of the data properly, they analyze the data collected, so that they can formulate, if the hypothesis is true or not.
Hence, the given blank can be filled with Analyze.
They help an environment because they create an ecosystem allowing animals to thrive and live a lifecycle with the resources they need.
3: B Nervous system. 4: A Sensing and responding to its external environment.
<span>Mitosis is a part of the cell cycle in which chromosomes in a cell nucleus are separated into two identical sets of chromosomes, each in its own nucleus. In <span>general, mitosis </span></span>