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【简答题】
组成食品蛋白质的氨基酸有______(种)，均为______。每个氨基酸的a—碳上连接______，______，______和______。氨基酸的差别在于含有化学本质不同的______。
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皮皮学刷刷变学霸
举一反三
【单选题】根据下列条件，回答 111～112 题： 1岁患儿，母乳喂养，未加辅食，约2个月前发现患儿活动少，不哭、不笑，面色蜡黄，表情呆滞，手及下肢颤抖。检查发现肝、脾增大，血红细胞1.0×1012/L，血红蛋白50g/L 第 111 题 该患儿可能为（ ）。
A.
轻度贫血
B.
中度贫血
C.
重度贫血
D.
极重度贫血
E.
溶血性贫血
【单选题】根据下列条件，回答 93～96 题： 1岁患儿，母乳喂养，未加辅食，约2个月前发现患儿活动少，不哭、不笑，面色蜡黄，表情呆滞，手及下肢颤抖。检查发现肝、脾增大，血红细胞2×1012/L，血红蛋白659/L。血清铁、叶酸正常，血清维生素B降低。 第 93 题 该患儿贫血程度（ ）
A.
轻度贫血
B.
中度贫血
C.
重度贫血
D.
极重度贫血
E.
溶血性贫血
【单选题】During adolescence, the development of political ideology becomes apparent in the individual ideology here is defined as the presence of roughly consistent attitudes, more or less organized in referen...
A.
clarify the kinds of understanding an adolescent must have in order to develop a political ideology
B.
dispute the theory that a political ideology can be acquired during adolescence
C.
explain why adolescents are generally uninterested in political arguments
D.
suggest various means of encouraging adolescents to develop personal political ideologies
【单选题】l岁患儿，母乳喂养，未加辅食，约2个月前发现患儿活动少，不哭、不笑，面色蜡黄，表情呆滞，手及下肢颤抖。检查发现肝、脾增大，血红细胞1×1012／L，血红蛋白50 g／L。 该患儿可能为
A.
轻度贫血
B.
中度贫血
C.
重度贫血
D.
极重度贫血
E.
溶血性贫血
【单选题】During the adolescence, the development of political ideology becomes apparent in the individual: ideology here is defined as the presence of roughly consistent attitudes, more or less organized in re...
A.
clarify the kinds of understanding an adolescent must have in order to develop a political ideology
B.
dispute the theory that a political ideology can be acquired during adolescence
C.
explain why adolescents are generally uninterested in political arguments
D.
suggest various means of encouraging adolescents to develop personal political ideologies
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