Lab coats may or may not be considered PPE, depending on whether the fabric they are made out of is fluid resistant. If lab coats are fluid resistant and provide coverage in the form of high necks, etc., they can be considered PPE. The lab coats would have to be worn during procedures in which a splash/spray exposure could be expected.
-forms an important part of both subunits of the ribosome What is the role of tRNA? -carries amino acids to the ribosome and matches them to the coded mRNA message
DNA Codes For Proteins PROTEINS DO THE nitty-gritty jobs of every living cell. Proteins are the molecules that give structure and shape to living cells and that carry out all of the chemical reactions nec-essary for life. The importance of DNA is that it contains the information that is used to make all of the proteins on which life depends.