Which of the following statements is true of the secondary structure of a protein?
A) It occurs when two or more polypeptide chains join together.
B) It involves the folding of the polypeptide into an organized and predictable pattern.
C) It is determined by the genetic code embedded in the strands of the DNA.
D) It determines the protein's most basic chemical and physical characteristics.
B
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What will be an ideal response?
The conversion of homocysteine to methionine requires the vitamins folate and
A. vitamin B6. B. pantothenic acid. C. vitamin B12. D. niacin.
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a. True b. False Indicate whether the statement is true or false