The process of grouping things based on their similarities is classification
Answer:All organisms need four types of organic molecules: nucleic acids, proteins, carbohydrates and lipids; life cannot exist if any of these molecules are missing.
Nucleic Acids. The nucleic acids are DNA and RNA, or deoxyribonucleic acid and ribonucleic acid, respectively. ...
Proteins. ...
Carbohydrates. ...
Lipids.
Explanation:
Nonpoint source pollution is a greater hazard, because scientists are not able to identify a single location the pollution came from. It is harder to find a solution if they are unable to find the source.
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hi, i think you forgot to add your illustration...
Water and ice and i dont know the rest
