A characteristic only shared by angiosperms and gymnosperms is
A. vascular tissue.
B. fruit production.
C. protection of the embryo.
D. the production of seeds.
Answer: D
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When referring to membrane glycolipids and glycoproteins, the term "glyco-" indicates ____
a. carbohydrate groups are attached to the molecules b. the molecules are bound to the glycocalyx c. the molecules are found on both the interior and exterior of the membrane d. the molecules are attached to the membrane by ionic bonds e. the molecules are rarely found on the membrane exterior
In the above diagram, the ____ is (are) labeled
with the letter "J".
a. bronchi b. bronchioles c. diaphragm d. alveoli e. trachea
Prophylaxis is the use of antimicrobial drugs to
A) treat an infection. B) reduce infective dose. C) prevent infection. D) test susceptibility.
A prolonged period without rain is causing a major drought in the American Midwestern states. How would you expect crops to respond initially to the stress caused by the drought?
A. They will take in more carbon dioxide. B. They will release more oxygen. C. They will take in less carbon dioxide. D. They produce fewer secondary metabolites. E. They will increase rates of photosynthesis.