What are the frequencies of each offspring genotype in a cross between rr female and a rr male?

There are six elements that make up most of the human body. which of the following is not one of these six elements?

About __ of the mass of the cell is water

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.