How does cytokinesis occur in most animal cells?

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.

In the diagram below, the northern hemisphere would be in what season at position a a. fall b. winter c. summer d. spring

The many stone tools, fragmentary animal bones, and teeth found at gran dolina, spain, indicate that hominids there? a. processed and consumed animals and other hominids. b. did not differ appreciably from earlier asian homo erectus. c. were similar to later homo sapiens. d. none of the above