Nitrogen (N) normally forms three covalent bonds with a valence of five. However, ammonium has four covalent bonds, each to a different hydrogen (H) atom (H has a valence of one). What do you predict to be the charge on ammonium?

TLS Online TPP Program

#Question id: 4692

#Unit 3. Fundamental Processes

most common nucleoside modifications in eukaryotic rRNAs such as methylation, pseudouridine formation, and other modifications is carried by

TLS Online TPP Program

#Question id: 4693

#Unit 3. Fundamental Processes

The function of snoRNAs in guiding rRNA modification by two types of sequences or boxes

Statement-I   C/D box of snoRNAs to guide methylation reactions

Statement-II  H/ACA box of snoRNAs to guide dihydrouridylylations

TLS Online TPP Program

#Question id: 4694

#Unit 3. Fundamental Processes

Which nuclear bodies are centers of RNP-complex assembly for spliceosomal snRNPs and other RNPs ?

TLS Online TPP Program

#Question id: 4695

#Unit 3. Fundamental Processes

snRNAs undergo specific post-transcriptional modifications, such as pseudouridinylylation and the addition of methyl groups. These modifications occur in__A__,  where they are directed by__B_.

TLS Online TPP Program

#Question id: 4696

#Unit 3. Fundamental Processes

U6 snRNPs is transcribed by

TLS Online TPP Program

#Question id: 4697

#Unit 3. Fundamental Processes

Nuclear Paraspeckles is a site for