N the case of penguins, being too far from your neighbor is too cold and too close to your neighbor increases the risk of having a nest stepped on. Which types of distribution would they be most likely to use?

Several billion years ago which gas was the least prevailant in the atmosphere

In general, are there any major differences that you can see? explain

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.