单项选择题Martin Luther King, Jr. , a young black clergyman, became a national leader of the _______ Movement in the 1950s.
单项选择题According to the passage, which of the following statements is true of Amadori products in proteins
单项选择题According to the passage, which of the following is characteristic of enzymatic glycosylation of proteins
单项选择题If the hypothesis stated at the end of the passage is true, it can be inferred that the crystallin proteins in the lenses of people with cataracts _______.
单项选择题Apples are used _______.