Which of the following are the most abundant and diverse of the extant vertebrates?
A) ray-finned fishes
B) birds
C) amphibians
D) nonbird reptiles
E) mammals
Answer: A
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A plant has the following characteristics: a taproot system, several growth rings evident in a cross section of the stem, and a layer of bark around the outside. Which of the following best describes the plant?
A) herbaceous eudicot B) woody eudicot C) woody monocot D) herbaceous monocot E) woody annual
Glucose is broken down through cellular respiration, which involves a large number of chemical reactions. At the end of the cellular respiration process, a large number of ATP molecules are generated, but yet, not all of the possible energy that is contained in a molecule of glucose can be harnessed through these chemical reactions to generate ATP. In other words, during cellular respiration, not
all of the energy that is contained in a molecule of glucose is converted into the energy stored in ATP. What happens to the remaining energy? A. It is destroyed B. It is used to drive exergonic reactions C. It is donated to molecules in the cellular respiration process to reduce them D. It is lost as heat
Multiple independent experiments have demonstrated that phytochrome helps trigger seasonal change responses in plants such as changing color and loosening of leaves. Plants have the ability to respond to seasonal changes in their surroundings. This statement is an example of
A. inductive reasoning. B. deductive reasoning. C. a theory. D. a hypothesis. E. an experiment.
Which of the following is dependent on the ability of water molecules to form hydrogen bonds with other molecules besides water?
A) the evaporative cooling of skin surfaces B) the milder temperatures of coastal regions compared to inland areas C) the ability of certain insects to walk on the surface of water D) the universality of water as a solvent