---Do you know where the library is?---It is ______ Zhixing Building
A. where
B. near
C. between
D. on
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---- Is there a cash machine near here.----Yes, there is one at the bank in King Street, ____ the library.
A. opposite
B. where
C. on
D. at
All of the following are intermediates formed by amino acid degradation, except:
A. α-Ketoglutarate
B. Oxaloacetate
C. Fumarate
D. Citrate
Which of the following amino acid cannot undergo transamination?
A. Lysine
B. Alanine
C. Aspartic acid
D. Glutamic acid
Ammonia is transported from muscles to liver mainly in the form of:
A. Free ammonia
B. Glutamine
C. Asparagine
D. Alanine