Which one of the following flow of information goes against the current concept

Question

Which one of the following flow of information goes against the current concept of modified "central " in molecular biology? DNA to RNA RNA to DNA RNA to Protein Protein to RNA Which of the following may not be present during protein synthesis? mRNA DNA t-RNA Ribosome A triplet nucleotide sequence determines the order of amine acids in the synthesized portein, which is called_____. Anticodon molecular word Codon punctuation A small RNA molecule which binds and brings amino acid on mRNA-ribosome complex is called ribosomal RNA pick up RNA transfer RNA(t-RNA) hook up RNA If the upper strand sequence of a double stranded DNA is 5'gtatcctag3' the complementary lower DNA strand sequence is 3'gatcctags' 3'cauaggaucs' 5;cataggatc3' 3'cataggatcs' Which of the following is not true of DNA? It stores information It can be replicated It undergoes mutation It remains constant among different species It has variability between species

Explanation / Answer

23. B. RNA TO DNA
24. B. DNA
25. C. CODON
26. C. TRANSFER RNA
27. D. 3'-CATAGGATC-5'
28. D. IT REMAINS CONSTANT AMONG DIFFERENT SPECIES.
29. B. A NITROGEN CONTANING BASE, A PHOSPHATE AND A PENTOSE SUGAR
30. B. mRNA
31. A. INTERPHASE, PROPHASE, METAPHASE, ANAPHASE AND TELOPHASE
32. B. CYTOKINESIS
33. D. ANAPHASE
34. C. ANAPHASE 1
35. B. 2 OR 3

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