What codon indicates that start of a protein on a mRNA molecule?

What are the result of when individual components in an organism interact with others to create noval stucture and function called

Which blood cell spend most of their time in the lymphatic system?

Which of the following types of pollution is most responsible for large numbers of deaths worldwide because of unsafe drinking water? (a) nutrient pollution (b) thermal pollution (c) pathogen pollution (d) sediment pollution