)identify the process used to form the covalent peptide bonds that join amino acids into a polypeptide

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?

According to the cell theory, which describes cells? a. all organisms are composed of multiple cells. b. all cells have the same structure and function. c. cells are found in everything on earth. d. living organisms are not created spontaneously

The picture represents a structure of the respiratory system. which is the function of this structure? to bring air into the body to exchange oxygen with carbon dioxide to carry air to the lungs to release oxygen from the body