When transporting uncharged molecules across the membrane, which of the following is/are false?
A) Keq is always equal to one.
B) ?G is not dependent upon a gradient.
C) Movement requires a transport protein.
D) ?G° is always equal to zero.
E) both choices A and B
B) ?G is not dependent upon a gradient.
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Describe the colonial theory of animal origins
What will be an ideal response?
Blood is closely maintained at a pH of 7.4. A patient whose blood pH drops below 7.35 is suffering from metabolic acidosis and can go into a coma. What happens to the concentration of H+ ions in a patient with a blood pH of 6.4?
A. H+ concentration is decreased 10-fold. B. H+ concentration is decreased 2-fold. C. H+ concentration is increased 10-fold. D. H+ concentration is increased 2-fold. E. H+ concentration is decreased 4-fold.
A feature of bony fish not found in sharks is _____.
Fill in the blank(s) with the appropriate word(s).
Respond to the following statements with reference to the five components of respiratory systems listed below. Answers may be used more than once or not at all.
A. Air moves from the nasal cavity into this passageway. B. Another name for voice box. C. D. CO2 moves from the alveoli to this component during exhalation. E. This is the last component of the human lung that air flows into. F. Gas exchange between the air in the lungs and the blood circulatory system occurs here.