Which amino acid is involved in both purine and pyrimidine synthesis：
A: Asp
B: Gln
C: Gly
D: Asn
A: Asp
B: Gln
C: Gly
D: Asn
A
举一反三
- The amino acids that can serve as neurotransmitters include A: Asp B: Asn C: Glu D: Gly E: Gln
- 下列哪种氨基酸参与了由IMP转变为AMP过程 A: Asp B: Asn C: Glu D: Gln E: Gly
- 鸟氨酸循环中，尿素分子中的氮可来自 A: Asn B: Gly C: Ala D: Asp E: Gln
- Which of the following compounds have the feedback inhibition effect on purine nucleotide synthesis ( ). A: IMP B: uric acid C: AMP D: GMP
- 糖蛋白分子中碳水化合物部分经常与（ ）氨基酸残基相连 A: Asn, Ser 或Thr B: Asp或Glu C: Gln或Arg D: Gly, Ala或Asp
内容
- 0
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- 1
嘌呤环中的N7来源于 A、AIA B、Asp C、Gln D、Glu E、Gly
- 2
以下为非手性氨基酸是(<br/>) A: His B: Asp C: Gln D: Gly
- 3
氨的储存和运输形式是（）。 A: Asp B: Asn C: Glu D: Gln E: Tyr
- 4
属于营养必须氨基酸的是: A: Met B: Ser C: Gln D: Gly E: Asp