Aroma compounds in food have no relationship with other compounds in<br/>food such as non volatile compounds. ( )
Aroma compounds in food have no relationship with other compounds in<br/>food such as non volatile compounds. ( )
Compounds can be classified into . A: attributive compounds B: coordinative compounds C: subordinative compounds D: derivative compounds
Compounds can be classified into . A: attributive compounds B: coordinative compounds C: subordinative compounds D: derivative compounds
The Chinese character “河”is included in the category of semantic compounds.
The Chinese character “河”is included in the category of semantic compounds.
Some polymorphemic words are compounds. A: True B: False
Some polymorphemic words are compounds. A: True B: False
Compounds composed of molecules (molecular compounds) usually contain only elements.
Compounds composed of molecules (molecular compounds) usually contain only elements.
S-containing compounds are a group of naturally occurring chemical compounds that mostly contain basic nitrogen atoms.
S-containing compounds are a group of naturally occurring chemical compounds that mostly contain basic nitrogen atoms.
Matter is composed of ______ , compounds and ______ .
Matter is composed of ______ , compounds and ______ .
The stress patterns of compounds are not ______.
The stress patterns of compounds are not ______.
植物化学物可以分为（ ）。 A: Phenolic compounds B: S-containing compounds C: Terpenes D: Alkaloid
植物化学物可以分为（ ）。 A: Phenolic compounds B: S-containing compounds C: Terpenes D: Alkaloid
Compounds with a symmetry plane are chiral
Compounds with a symmetry plane are chiral