The reason for using taq polymerase for pcr is that only minute amounts are needed for each cycle of pcr it binds more readily than other polymerases to the primers it has regions that are complementary to the primers it is heat stable and can withstand the heating step of pcr

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.

Which of the following is most likely the result of an organism having lipids in its body a) water cannot be absorbed through the surface of a leaf b)human eats fruits to get a quick source of energy c) a sheep sleeps for more hours in the winter d) a warm river is filled with fish and algae

Communication and transportation have improved as a result of scientific advancements. select the best answer from the choices provided of mark this and return save and exit next