What is being done to assist underdeveloped countries?

Where can a dna be found in a prokaryotic cell

What organs comprise the respiratory system of a bird

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