Role and structure of ribosomes
mRNA is translated into a polypeptide chain (and therefore a protein) at ribosomes, complex macromolecules…
Shubhi Khandelwal
Roles of mRNA, tRNA, rRNA
Translation requires the input of a messenger RNA (mRNA) template, ribosomes made up of ribosomal…
Transfer RNA (tRNA); ribosomal RNA (rRNA)
Translation requires the input of a messenger RNA (mRNA) template (produced during transcription), ribosomes made…
Messenger RNA (mRNA)
Messenger RNA or mRNA is a type of RNA that is formed by transcription of…
Initiation and termination codons
Of the 64 possible codons present in the genetic code, three encode stop signals that…
The triplet code
Each three nucleotides (triplet) in the genetic code, known as a codon, encodes a specific…
Central Dogma: DNA → RNA → protein
The central dogma in biology describes the flow of genetic information from DNA to RNA…
Induced-Fit Model of Enzymes
The induced-fit model proposes that the initial interaction between enzyme and substrate is relatively weak,…
Substrates and Enzyme Specificity
An enzyme is uniquely suited to bind to a particular substrate to help catalyze a…
Reduction of Activation Energy
An enzyme reduces activation energy and increases reaction rate of a biochemical reaction. Activation energy…