What does food provide to organisms? homeostasis shelter energy air PLZ HELP ME PLZ PLZ PLZ

How had the study of mitosis affected scientists knowledge of cancer

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions

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.