Ochem 118C M3_key

Ochem 118C M3_key - 1. Circle the choice or choices within...

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-1- 1. Circle the choice or choices within the brackets which complete the below statements correctly. (30 points) A pentose is [ a sugar consisting of five monosaccharide units / a sugar with f ive contiguous chiral centers / a sugar with a five-carbon backbone / a sugar in a five - membered ring form ]. The stereochemical "L" designation of amino acids [ is based on the stereochemistry of L-glyceraldehyde / is determined by whether the α chiral center is R or S / is the same for all natural amino acids except for cysteine and methionine, which contain sulfur / indicates that they are levorotatory ]. D-Fructose [ has the empirical formula C n (H 2 O) n / is a reducing sugar / has three diaste reomers / is the principal building block of amylopectin ]. Transfer RNA recognizes and binds to [ messenger RNA / single stranded DNA / a gene / deoxyribose ] via a three-base sequence known as [ a codon / an anticodon ]. D-Glucose exists in [ 2 / 3 / 4 / 5 ] discrete isomeric forms in solution. NutraSweet is a [
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Ochem 118C M3_key - 1. Circle the choice or choices within...

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