1. Which of the following rules apply to the synthesis of nucleic acids? A. Nucleotides are added to the 5' end of nucleic acids. B. Complementary pairing between bases is required for copying nucleic acids. C. The synthesis of nucleic acids cannot occur without the presence of an enzyme to catalyze the reaction. D. Strands are synthesized in a parallel direction such that one end of the double-stranded product has the 3' ends and other has the 5' ends. 2. Why does it take three turns of the Calvin cycle to produce G3P, the initial product of photosynthesis? A. To produce RuBisCo as an end product. B. To fix enough oxygen to export one G3P molecule. C. To fix enough carbon to export one G3P molecule. D. To produce ATP and NADPH for fixation of G3P. 3. For protein synthesis, an amino acid needs to be attached by its _ group to the _ of the tRNA molecule. A. A. Amino; phosphoryl group on the 5'-end. B. Carboxyl; hydroxyl group on the 3'-end. C. Carboxyl; hydroxyl group on the 5'-end. D. Carboxyl; phosphoryl group on the 3'-end. 4. Father of a malnourished child has been instructed to include a complete protein in diet for his child, which out of the followings proteins should be recommended? A. Pulses B. Wheat C. Soy Protein D. Milk 5. Why is chlorophyll green? A. It absorbs all wavelengths in the visible spectrum. B. It absorbs wavelengths only in the blue part of the visible spectrum. C. It absorbs wavelengths in only the blue and red parts of the visible spectrum. D. It absorbs wavelengths only in the red portions of the spectrum (680 nm, 700 nm).

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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1. Which of the following rules apply to the synthesis of nucleic acids? A. Nucleotides are added to the 5' end of nucleic acids. B. Complementary pairing between bases is required for copying nucleic acids. C. The synthesis of nucleic acids cannot occur without the presence of an enzyme to catalyze the reaction. D. Strands are synthesized in a parallel direction such that one end of the double-stranded product has the 3' ends and other has the 5' ends. 2. Why does it take three turns of the Calvin cycle to produce G3P, the initial product of photosynthesis? A. To produce RuBisCo as an end product. B. To fix enough oxygen to export one G3P molecule. C. To fix enough carbon to export one G3P molecule. D. To produce ATP and NADPH for fixation of G3P. 3. For protein synthesis, an amino acid needs to be attached by its _ group to the _ of the tRNA molecule. A. A. Amino; phosphoryl group on the 5'-end. B. Carboxyl; hydroxyl group on the 3'-end. C. Carboxyl; hydroxyl group on the 5'-end. D. Carboxyl; phosphoryl group on the 3'-end. 4. Father of a malnourished child has been instructed to include a complete protein in diet for his child, which out of the followings proteins should be recommended? A. Pulses B. Wheat C. Soy Protein D. Milk 5. Why is chlorophyll green? A. It absorbs all wavelengths in the visible spectrum. B. It absorbs wavelengths only in the blue part of the visible spectrum. C. It absorbs wavelengths in only the blue and red parts of the visible spectrum. D. It absorbs wavelengths only in the red portions of the spectrum (680 nm, 700 nm).

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