1. most land vertebrates can't drink seawater because
a. less water would need to be excreted by the kidneys. b. their kidneys can't excrete concentrated salt. c. their cells would eventually swell. d. they don't have kidneys.

What form of anesthetic was used for field surgery

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.

Climate like that in the sahara desert have the fastest rates of weathering