Tyrosine can be converted into
A.dopamine
B.epinephrine
C.Phe
D.melanin
E.norepinephrine
- · 有2位网友选择 D,占比25%
- · 有2位网友选择 C,占比25%
- · 有2位网友选择 B,占比25%
- · 有1位网友选择 A,占比12.5%
- · 有1位网友选择 E,占比12.5%
A.dopamine
B.epinephrine
C.Phe
D.melanin
E.norepinephrine
It can be inferred that the 1967 Road Safety Act in Britain ______.
A.required drivers convicted under the law to undergo rehabilitation therapy
B.made it illegal to drive while intoxicated
C.increased the number of drunk driving arrests
D.placed a tax on the sale of alcoholic drinks
It can be inferred that the 1967 Road Safety Act in Britain ______.
A.required drivers convicted under the law to undergo rehabilitation therapy
B.made it illegal to drive while intoxicated
C.increased the number of drunk driving arrests
D.placed a tax on the sale of alcoholic drinks
A.The rats " brain serotonin levels would not decrease.
B.The rats" brain tryptophan levels would decrease.
C.The rats" tyrosine levels would increase less quickly than would their leucine levels.
D.The rats would produce more insulin.
E.The rats would produce neurotransmitters other than serotonin.
A.glutamine
B.glycine
C.leucine
D.alanine
E.tyrosine
A.serine
B.phenylalanine
C.tyrosine
D.threonine
E.methionine
A.Glutamate
B.Tyrosine
C.Glutamine
D.Glutathionine
E.Aspartate
A.glycine
B.glutamine
C.leucine
D.alanine
E.tyrosine
A.tryptophan
B.glutamic acid
C.tyrosine
D.aspartic acid
E.histidine
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