#Question id: 12064
#Unit 9. Diversity of Life Forms
#Question id: 5172
#General Aptitude
Which of the following is the largest ?
#Question id: 7131
#Unit 5. Developmental Biology
What is globin gene switching?
#Question id: 2883
#Unit 2. Cellular Organization
Which, if any, of the following statements is incorrect?
I. In X-chromosome inactivation, the inactivated X chromosome is epigenetically silenced by a transcript, the XIST RNA, that is produced from the active X chromosome.
II. The XIST RNA works by coating most of the X chromosome that is to be inactivated and then recruiting Polycomb proteins to condense the chromosome.
III. The inactivated X chromosome carries the kinds of histone modification that are typical of heterochromatin.
IV. The pattern of X-chromosome inactivation is made randomly but once it has been established the same pattern of X-inactivation is propagated through all mitotic and meiotic cell divisions.
#Question id: 5262
#Unit 8. Inheritance Biology
Which of the following characteristics is not true of a plasmid?