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Steps of a scientific investigation include identifying a research question or problem, forming a hypothesis, gathering evidence, analyzing evidence, deciding whether the evidence supports the hypothesis, drawing conclusions, and communicating the results. Scientific research must be guided by ethical rules.
There are four basic steps involved with the scientific method. The usual steps include observation, hypothesis, experiment, and conclusion. The steps may not always be completed in the same order.
Let's build some intuition for the scientific method by applying its steps to a practical problem from 1.everyday life.
2.Make an observation. ...
3.Ask a question. ...
4.Propose a hypothesis. ...
5.Make predictions. ...
6.Test the predictions. ...
7.Iterate.
A eukaryotic cell is much more complex than a prokaryotic cell. Eukaryotic cells usually make up more complex organisms and have organelles such as endoplasmic reticulum, Golgi apparatus, mitochondria, a nucleus, and lysosomes. A prokaryotic cell only has circular chromosomes and is much smaller than a eukaryotic cell. Most single celled organisms are prokaryotes.
The air is warmer and less dense than surrounding air at the equator because the equator receives more solar energy.<span />
