What level of organization are the colonial protozoans an example of?

Skulls of (1) modern gorilla, (2) australopithecus afarensis, (3) homo erectus, (4) homo neanderthalensis, (5) homo sapiens based on the diagram, which of the following best describes ways in which the physical appearance of h. neandertalensis and h. sapiens differ? (2 points)

If the frequency of the p allele is .63 in the population then what is the frequency of the q allele?

Name the part of the the brain labeled "e".