Before a mature mRNA transcript is produced, nascent mRNA undergoes the followin

Question

Before a mature mRNA transcript is produced, nascent mRNA undergoes the following processes: a. Polyadenylation of the 3 tail b. G-methylation of the 5' end c. Splicing of introns d. All of the above Splicing of introns (non-coding segments) of a gene during mRNA synthesis is carried by the following molecules: a. tRNA b. rRNA c. snRNA d. SNRPS Deacetylases are enzymes that play a major role in a. Creating the replication fork b. Coiling of histones c. Uncoiling of histones d. None of the above when the MAPK is phosphorylated, the following takes place a. AP-1 transiocates to the nucleus b. MAPK translocates to the nucleus c. Ref translocates to the nucleus d. All of the above During DNA replication. Begmerits are linked by a. RNA polymerase II b. Ligases c. Histone acetytransferase d. All of the above Mitotic division is the actual process of: a. Cell division b. Spindle apparatus division c. Nuclear division d. Cytokinesis Platelet-derived growth factor induces its effect on the cell by binding to the following type of receptor a. G protein-coupled receptor b. IP3 receptor c. Receptor tyrosine kinase d. Glucocorticoid receptor Dimerization of receptor tyrosine receptor monomers results in the following a. translocation to the nucleus b. c. d. all of the above

Explanation / Answer

36. D all of above

37. D SNRPS

38 B coiling of histones

39. D all of above

40 B ligases

41 a cell division

42.c receptor tyrosine kinase

43 D all of above

44

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