Which of following is not the method of immobilizing enzyme ( )
A. adsorption
B. dissolve
C. carrier retention
D. encapsulation
生大豆含有对人体不利的物质,主要是由于大豆含( )才有毒。
A. 有毒氨基酸及其衍生物
B. 淀粉酶抑制剂
C. 胰蛋白酶抑制剂
D. 氰化物
Which of following is not the method of controlling enzyme browning ( )
A. heating
B. acid treating
C. isolating oxygen
D. adding phenolase
破损的果蔬褐变主要由( )引起。
A. 过氧化物酶
B. 脂肪氧化酶
C. 多酚氧化酶
D. 葡萄糖氧化酶