Question

Define term Codon.
Topic: Gene: It's nature, expression and regulation

Answer 1

Answer:

codon  is an arrangement  three consecutive nucleotides

Explanation

codon is an important constituent  of mRNA.There are 64 codons in the genetic code ,among them 61 are sense codon or functional codon and the rest 3 are non sense codon(UAA,UAG,UGA).Each codon specifies an amino acid such as AUG codes for methionine according to the degeneracy of the genetic code a single amino acis can be encoded by more than one codon such as leucine coded by 6 codons (TTA,TTG.CTT,CTC,CTA,CTG).