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1). | When the amino acid alanine (R-group is CH3) is added to a solution with a pH of 7.3, alanine becomes
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2). | What is the end product of leucine metabolism?
| | View Answer| ANS: | D - | Acetyl carnitine
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3). | What is the heaviest of the twenty amino acids?
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4). | Which of the following amino acids can form hydrogen bonds with their side (R) groups?
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5). | The isoelectric point of an amino acid is defined as the pH
| | View Answer| ANS: | A - | where the molecule carries no electric charge
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6). | Molecules that bear charged groups of opposite polarity are known as
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7). | What is the product of the catabolic breakdown of Arginine?
| | View Answer| ANS: | A - | Alpha-ketoglutarate
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8). | Which amino acids would most likely reside in the membrane-anchoring domain of a membrane embedded protein?
| | View Answer| ANS: | A - | Isoleucine, valine and phenylalanine
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9). | An essential amino acid is one that
| | View Answer| ANS: | C - | the body cannot synthesize
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10). | D-Alanine and L-Alanine are technically known as
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