What process is responsible for the flow of water through a plant, from the soil to the leaves?
A) translocation
B) transpiration
C) respiration
D) internal pumping
B
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For a particular chemical reaction, the enthalpy of the reactants is -400 kJ. The enthalpy of the products is -390 kJ. The entropy of the reactants is 0.2 kJ/K. The entropy of the products is 0.3 kJ/K. The temperature of the reaction is 25 degrees Celsius. What can you conclude about this reaction?
A. It is exergonic B. It is endergonic C. it is a redox reaction D. It is being catalyzed by an enzyme Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know aboutenergy of reactants and products in a reaction? What other information is related to the question? Choose Answer Do you have all the information needed to make a determination about the change in free energy? Reflect on Process Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Otitis media is an inflammation or infection of the:
A) ear. B) eye. C) brain. D) urinary bladder.
Organisms tha cannot make organic molecules from inorganic ones are called ________.
Fill in the blank(s) with the appropriate word(s).
As a consequence of the work of the biologist Theodor Engelmann, others showed that chloroplasts absorb light mainly in the _________ and _________ part of the spectrum.
A. blue-violet ... red-orange B. blue-violet ... green C. infrared ... ultraviolet D. blue ... red