Answer:
Ribosome
Explanation:
The ribosome reads the instructions found in the messenger RNA molecules in a cell and builds proteins from these mRNAs by chemically linking together amino acids (these are the building blocks of proteins) in the order defined by the mRNA.
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How does the a person's eye color affect how well they can see
Biological molecules are the chemical molecules which are present in living things. There are four basic types of biological molecules, these are carbohydrates, proteins, lipids and nucleic acid. The biological molecules present in onion juice are reducing sugar and protein. The reducing sugar could be tested for using Benedict's solution.
It is only active at a pH of around 2 because that is around the same pH as the gastric juices in the stomach which is where pepsin is used to break down proteins.