5 The following question has two parts. The graphic below models a dehydration synthesis reaction that is
occurring in the ribosomes of a cell. Study the reaction carefully. First, answer Part A. Then, answer Part B.
(a)
CH,
H-f-CH,
H CH 7
H-N-C-C-OH
9
CH,
H-C-CH,
CH, 2 H CH, 0
HN-C-C-N-C-0-OH
H н н
1
H CHO
H-N-C-0-OH
H
+
H
Part A
Which of the following correctly describes the reactants and product?
A Two monosaccharides are being combined to form a disaccharide.
B Fatty acids are being combined to form a phospholipid molecule.
Nucleotides are being combined in the process of forming a molecule of RNA.
D Amino acids are being combined in the process of forming a protein.