Because the recessive trait might not show, but its there, lets say B is brown eyes and b is blue eyes, BB is brown, Bb is brown, and bb is blue, if B is present, brown will always show, but as long as the little b is there, there is a chance of the kids having blue eyes, sure most people would have brown eyes, but a lot of the people with brown eyes would be Bb
Due to arising conflict in self-image and others.
In Psychology, self-actualization is process where an individual reaches and achieves their full potential and capabilities as a person. In Maslow's model, this is considered to be the highest step in the hierarchy.
Now, most individuals do not achieve this because of conflict that occurs within the self and with other people.
Cell wall because their has to be something protecting it.
Cephalization describes the process by which organisms develop a distinct head. The head of a cephalized organism contains a concentrated group of nerves, or brain, that controls the rest of the organism, as well as specialized organs for consumption and perception, like mouths, eyes and ears. Cephalized organisms exhibit a distinct division between parts of the body; they have a front, back, top and bottom. These animals comprise the bulk of animals that are encountered on a daily basis.
sea star following organisms exhibits cephalization
I think it would be a drought.