LIB-EI 01 2Vims/quizzing/user /attempt/quiz start frame.d2iou71358488isprv-8drc

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LIB-EI 01 2Vims/quizzing/user /attempt/quiz start frame.d2iou71358488isprv-8drc Bqi-7300625Bucigl-0Bdnb-o BLUE N Human Anatomy Physiology I- BIOL-2010.... 9 tent Assessments.. Communication.. Help ePortfolio , RNA, Genetics Ashley Heflin: Attempt 2 A nucleosome is The part of the nucleus where ribosomes are made and RNA is processed A nitrogenous base attached to a ribose or deoxyribose sugar and a phosphate group A structure formed when DNA wraps around histones in the nucleus The complex of DNA or RNA polymerase and DNA that forms when DNA is replicated or transcribed The structure that holds two identical chromatids together to form a chromosome Save Question 5 (10 points) , How does meiosis differ from mitosis? In other words, select the best definition for meiosis in your choice. It has 2 cell divisions following DNA replication instead of 1

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Ans . Nucleosome is

3)A structure formed when DNA wraps around histones in the nucleus

Explaination:- DNA is wrapped around core histones and histones H1 is present just outside this wrapping to form complete nucleosome. Each core histone( H2A , H2B, H3, H4) is present in double copy in each core. Thus forming histone octamer that is having 8 molecules of histone . Nucleosomes formation helps in condensation of DNA and it is present in the cells even they are not dividing

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