68.關於胺基酸的衍生分子,下列敘述何者錯誤?
(A)酪胺酸(tyrosine)是包括多巴胺(dopamine)、正腎上腺素(norepinephrine)和腎上腺素(epinephrine)在
內的兒茶酚胺(catecholamines)家族之前驅物
(B)穀胱甘肽(glutathione)是谷胺酸(glutamate)、半胱胺酸(cysteine)和甘胺酸(glycine)組成的三胜肽
(C)谷胺醯胺(glutamine)可進行脫羧(decarboxylation)產生 γ-胺基丁酸(GABA)
(D)一氧化氮是由精胺酸(arginine)經一氧化氮合成酶(nitric oxide synthase)催化合成
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統計: A(242), B(484), C(789), D(408), E(0) #3063273
統計: A(242), B(484), C(789), D(408), E(0) #3063273
詳解 (共 6 筆)
#6168587
太囉嗦(Tyrosine),多嘴八婆(多巴胺)甚(「正」腎上腺)至連兒子都不安份(兒茶酚胺)
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0
#6531168
Phenylalanine
→ Tyrosine
→ Dopa
→ Dopamine
→ Norepinephrine (NE)
→ Epinephrine (Epi)
→ Melanin
→ Thyroxine
→ Dopa
→ Dopamine
→ Norepinephrine (NE)
→ Epinephrine (Epi)
→ Melanin
→ Thyroxine
⸻
Tryptophan
→ Niacin (需 NAD⁺/NADP⁺)
→ Serotonin
→ Melatonin
→ Serotonin
→ Melatonin
⸻
Histidine
→ Histamine
⸻
Glycine
→ Porphyrin
→ Heme
→ Heme
⸻
Glutamate
→ GABA
→ Glutathione
→ Glutathione
⸻
Arginine
→ Creatine
→ Urea
→ Nitric Oxide
→ Urea
→ Nitric Oxide
1
0
#6015111
(A)和(D)選項都很常考
要看
0
1