During your annual physical, a nurse takes your blood pressure by wrapping a sphygmomanometer cuff around your upper arm, which modulates
the flow of blood through your brachial artery. The nurse then enters a reading of 115/70 in your medical chart. These numbers mean that the

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.