Interaction between two species as both attempt to use the same environmental resources is

What are the types of mutations, and how does each alter the encoded protein? college level answer

In a cladogram' when does a group of organisms branch off

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.