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848 Questions
Which of the following is the correct combination for the nucleic acid DNA
Medicine
2022-09-12
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Amino acids are the building blocks of all proteins. As more amino acids are added the protein chain tends to fold upon itself in a characteristic way
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2022-09-12
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One of the following is NOT a function of lipids in the body. Which one
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2022-09-12
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Denaturation of proteins involves disruption of the
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2022-09-12
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Which of the following statements about the role of the kidneys or lungs in the maintenance of acid-base balance within the body is FALSE
Medicine
2022-09-12
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A buffer solution having a pH of 8.5 has a small amount of strong acid added to it. What is its pH value likely to be closest to
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2022-09-12
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Which of the following pH values would you expect to a dilute solution of a weak base to have
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2022-09-12
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A buffer solution consisting of H2PO4 − (acid) and HPO4 2− (base), in a ratio of 1:4, maintains the pH at 7.4. What is the ratio of these two components if the pH were to become 8.4 after the addition of more of the basic component of the buffer
Medicine
2022-09-12
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As the blood becomes more acidic, hydrogen (hydronium) ions combine with bicarbonate ions to form carbonic acid which in turn dissociates into carbon dioxide (to be breathed out by the lungs) and water
Medicine
2022-09-12
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In the condition known as acidosis, the blood pH would be
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2022-09-12
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211
Choose the INCORRECT statement about buffer solutions
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2022-09-12
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The definition of an acid is a substance that reacts:
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2022-09-12
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Blood in the body is different to a buffered solution held in a beaker. This is because hydronium (hydrogen) ions can be removed from solution in blood almost immediately by:
Medicine
2022-09-12
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