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[判断题]
二硫键异构酶和结合蛋白(Bip)可以帮助新合成的蛋白质正确折叠与装配,它们都游离在内质网腔中。此题为判断题(对,错)。
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第2题
Which of the following distinguishes the constitutive secretory pathway from the regulated secretory pathway?( )
A.Proteins of the constitutive pathway are synthesized in larger precursor forms
B.Constitutive vesicles are secreted selectively only during development
C.Secretion is signal independent in the constitutive pathway
D.Only constitutive vesicles derive from the trans Golgi network(TGN)
请帮忙给出正确答案和分析,谢谢!
第4题
用3H亮氨酸对胰腺的腺泡细胞进行脉冲标记,经放射自显影后标记物首先出现在____________上,然后出现在____________,最后出现在____________。
请帮忙给出正确答案和分析,谢谢!
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