Why is there so much variation within families

28. how many linkage groups will be formed by homogametic organism with 28 chromosomes?

People with one sickle cell allele are not likely to get malaria. what is this an example of?

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