Which type of enzyme is responsible for attaching phosphate groups to specific amino acids（）
A. a protein phosphatase
B. a protein kinase
C. a protein glycosylase
D. an ATPase
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Which reaction in glycolysis requires ATP as a substrate（）
A. hexokinase
B. glyceraldehyde-3-phosphate dehydrogenase
C. pyruvate kinase
D. aldolase
Which statement about gluconeogenesis is FALSE（）
A. For starting materials, it can use carbon skeletons derived from certain amino acids
B. It consists entirely of the reactions of glycolysis, operating in the reverse direction
C. It employs the enzyme glucose 6-phosphatase
D. It is one of the ways that mammals maintain normal blood glucose levels
Which statement about allosteric control of enzymatic activity is FALSE（）
Allosteric effectors give rise to sigmoidal V versus [S] kinetic plots
B. An effector may either inhibit or activate an enzyme
C. Binding of the effector changes the conformation of the enzyme molecule
D. Heterotropic allosteric effectors compete with substrate for binding sites
前照灯检验仪，通过采用能把吸收的光能变成电流的光电池作为传感器，按照前照灯光轴照射时光电池产生的电流来测量发光强度和光轴偏斜量。（）
A. 错误
B. 正确
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