A sequence of how many nucleotides in messenger RNA makes a codon for an amino acid?
Three
Four
One
Two
Which of the following features of genetic code does allow bacteria to produce human insulin by recombinant $DNA$ technology?
Which of the following is not a property of the genetic code?
Genetic code consists of
Assertion : $UAA,\,UAG$ and $UGA$ terminate protein synthesis.
Reason : They are not recognised by $tRNA$.
Choose correct pair.
Column $– I$ | Column $– II$ |
$(A)\; AUG$ | $(1)$ Phenyl alanine |
$(B) \;UAA$ | $(2)$ Methionine |
$(C)\;UUU$ | $(3)$ Tryptophan |
$(D) \;UGG$ | $(4)$ Stop |