Examine Figure 44.29 in your text. According to this phylogeny, the group marked "Bony fish" is
A. monophyletic.
B. paraphyletic.
C. polyphyletic.
D. diphyletic.
E. none of these.
B
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What specific type of P-type ATPase pumps H+ to acidify the stomach and is inhibited by proton pump inhibitor drugs used to treat excess stomach acid?
A) type 1 B) type 2 C) type 3 D) type 4 E) type 5
Gene pharming is the use of
A. transgenic plants to produce larger vegetables and sweeter fruits. B. transgenic farm animals to produce pharmaceuticals. C. bacteria for bioremediation. D. STR profiling to determine evolutionary relationships among organisms.
Hershey and Chase used radioactive sulfur to label the genetic material of bacteriophages
Indicate whether the statement is true or false
In which of the following habitat types would species diversity be expected to be relatively low?
a. high environmental stress b. low environmental stress c. continental ecosystems d. ecotones e. mature successional communities