hemophilia is an x-linked recessive disorder (xh) that is passed through generations and can be traced by using a pedigree.

based on the pedigree that is shown, which describes john?

a) carrier for hemophilia
b) expresses hemophilia
c) does not have hemophilia
d expresses hemophilia and died of complications

Cladistics is a way of classifying organisms by examining the characteristics of their ancestors and descendants and depicting the relationships in a cladogram. which of the following best describes a challenge in classifying organisms this way? a. there are millions of species on earth, and a cladogram is not a practical means for classifying all of them. b. it is impossible to tell which organisms are most closely related to each other using a cladogram. c. cladograms are detail-oriented and do not provide a useful understanding of evolutionary relationships. d. there is a limited number of ways to organize the information, so most cladograms end up looking very similar.

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

Which type of landform forms at the plate boundary as a result of divergent stress