必需氨基酸（essential amino acid）
必需氨酸是指人或动物体内需要但本身不能合成，必须从食物中获得的氨基酸。
举一反三
- 必需氨基酸（essential amino acid）：指（ )或()远不能满足机体需要，而必需从外界获得的一类氨基酸
- 4． 稀有氨基酸(rare amino acid)
- 3．生糖氨基酸（Glucogenic amino acid）
- Whichone<br/>is<br/>the essential amino acid?() A: glycine B: methionine C: tyrosine D: Glutamine
- Carnitine is: A: an essential cofactor for the citric acid cycle. B: essential for intracellular transport of fatty acids. C: one of the amino acids commonly found in protein. D: present only in carnivorous animals.
内容
- 0
Which of the following is not the outlet of Acetyl CoA? () A: go into the TCA cycle B: use to synthesize fatty acid C: transition to essential amino acid D: produce ketone bodies E: transition to cholesterol
- 1
氨基酸脱氨基可生成相应的α-酮酸，后者在体内参与合成 A: 必需脂肪酸 B: 非必需脂肪酸 C: 必需氨基酸 D: 非必需氨基酸 E: 维生素A
- 2
Which is not essential amino acids? ( )
- 3
According to the scientists, life came from ___________. A: combination of energy and biochemical materials B: combination of nucleic acid and amino molecules C: nucleic acid molecules D: amino acid molecules
- 4
氨基酸脱氨基可生成相应的α-酮酸，后者在体内参与 A: 合成必需脂酸 B: 合成非必需脂酸 C: 合成必需氨基酸 D: 合成非必需氨基酸 E: 合成维生素A