Splicing of pre-tRNAs is catalyzed by proteins, not by RNAs. The box H/ACA snoRNPs are involved in pseudouridylylation, and box C/D snoRNPs function in 2-O-methylations

TLS Online TPP Program

#Id: 359

#Unit 1. Molecules and their Interaction Relevant to Biology

Eukaryotic cells have two isozymes of aconitase

• The mitochondrial isozyme (convert citrate to isocitrate in the citric acid cycle)

• The cytosolic isozyme 

TLS Online TPP Program

#Id: 5696

#Unit 7. System Physiology – Animal

The receptor for ADH on vascular smooth muscle  V1 receptor, which is coupled via a Galpha q protein

TLS Online TPP Program

#Id: 3094

#Unit 3. Fundamental Processes

Initiation timing depends on accumulating the active initiator protein DnaA and on inhibitors that turn off newly synthesized origins until the next cell cycle

TLS Online TPP Program

#Id: 1690

#Unit 4. Cell Communication and Cell Signaling

Site of DNA cleavage- Recombination Signal Sequence (RSS) 

TLS Online TPP Program

#Id: 3524

#Unit 2. Cellular Organization

The coexistence of multiple alleles at a locus in a population is called genetic polymorphism. A locus is usually defined as polymorphic if two or more alleles are present at a frequency of more than 1% in the population.