I think the answer is B not sure
A predator prefers one phenotype to another. Eventually the # in the non prey phenotype will survive to reproduce.
The proteins and enzymes in a boiled egg have been denatured due to the application of heat, while this is not the case in a raw egg. The denaturing of proteins is a chemical change, in which the egg's physical properties also change, for example the interior solidifies.
Because the HCl In the stomach is diluted so it isn't as strong as pure HCl