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Which among the following is an incorrect statement about the structure of nucleus?(a) Nuclear membrane is a double layered covering of nucleus which is separated by a perinuclear space(b) Nuclear pores allow the transfer of materials and disrupt the continuity of nuclear membrane(c) Nucleoplasm is also termed as “Karyolymph” and act as site for synthesis of DNA and RNA(d) Nucleolus contains RNA, DNA, histone and non-histone proteinsI have been asked this question in a job interview.The query is from Cell topic in division Cell : The Unit of Life of Biology – Class 11

Answer»

Right choice is (d) Nucleolus contains RNA, DNA, HISTONE and non-histone proteins

To ELABORATE: Nuclear membrane is a double layered covering of nucleus which is separated by a perinuclear space. Nuclear pores allow the transfer of materials and disrupt the continuity of nuclear membrane. NUCLEOPLASM is also termed as “Karyolymph” and act as SITE for SYNTHESIS of DNA and RNA. Chromatin contains RNA, DNA, histone and non – histone proteins.


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