Which of the following macromolecules are polymers? a lipids b carbohydrates c nucleic acids d proteins e all the choices are polymers

Environmental impacts on evolution : mastery test

One of the reasons that stars are so large is because

You have just sequenced a new protein found in mice and observe that sulfur-containing cysteine residues occur at regular intervals. what is the significance of this finding? it will be important to include cysteine in the diet of the mice. cysteine residues are required for the formation of α helices and β pleated sheets. cysteine residues are involved in disulfide bridges that form tertiary structure. cysteine causes bends, or angles, to occur in the tertiary structure of proteins.