I think the answer would be D goodluck
Liquid 1 and 4, because they have the same melting point and density.
Polypeptide chains undergo some modifications before they become fully functional. Some of these modifications include: proteolytic cleavage, lipidation and glycosylation. Proteolytic cleavage refers to the removal of some amino acids from a polypeptide chain by proteases in order for the protein to become active. An example of a substance that is modified through this process is insulin.
When large pieces of the Earth's outer layer move slowly by plate tectonics, surface features, such as mountains, earthquakes and volcanoes, are formed
Answer:
Cells divide so living things can grow. When organisms grow, it isn't because cells are getting larger. Organisms grow because cells are dividing to produce more and more cells.
