一个N末端为Ala的二十肽,其开放阅读框至少应该由()个核苷酸残基组成。
A.60
B.63
C.66
参考答案:C
Having heard wolves howling in the forest, Lala her walk up the path to the caves fearing that there might be wild beasts lying in wait for her.
A.accumulated
B.circulated
C.accelerated
D.calculated
计算个体工商户生产经营所得的应纳税所得额时,不允许扣除的项目是()。
A.以经营租赁方式租入固定资产的费用
B.按规定缴纳的个体劳动者协会会费
C.发生的与生产经营有关的财产保险费
D.个体工商户业主每月领取的工资