题目内容

Discounting

A. Helps to compare costs and benefits that occur at different time periods.
B. A low rate means that in the near future your money is similar in value.
C. A high rate means that in the near future your money is much more valuable.
D. All these answers are true.

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Damage Assessments are necessary:

A. to punish the responsible person.
B. estimate the value of the damage
C. find the cost of restoring the damaged resource
D. all answers are correct

lgG的铰链区位于()

A. VL与CH1之间
B. CH1与VH1之间
CH1与CH2之间.
D. CH3与CH2之间
E. CL与CH2之间

免疫球蛋白同种型的分类依据是()

A. VH抗原性的不同
B. CL抗原性的不同
CH抗原性的不同
D. VI抗原性的不同
E. CH3的抗原性不同

结合肥大细胞和嗜碱性粒细胞的Ig是()

A. IgM
B. IgG
C. IgE
D. lgA
E. IgD

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