Scientists have studied the fossilized shells of prehistoric, single-celled marine organisms. Some of these shells were thin, which
indicates that the organisms lived in very warm ocean water. Such evidence indicates that the climate during this time may have been
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Which entry is in the wrong position in the table?

Each hereditary trait corresponds to

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.