Question 421 of 668
The codon is read in mRNA in a _______ fashion.
It is read contiguously without punctuation.
Molecular Basis of Inheritance MCQs
Class XII Biology • NCERT Based • NEET Practice
Question 422 of 668
The genetic code is nearly _______
It is nearly universal across organisms.
Question 423 of 668
Mutations that involve addition or deletion of bases are called _______ mutations.
Indels cause frameshifts.
Question 424 of 668
tRNA acts as an _______ molecule.
tRNA adapts the code to amino acids.
Question 425 of 668
tRNA has an _______ loop that reads the code.
The anticodon reads the mRNA.
Question 426 of 668
Amino acids bind to the _______ end of tRNA.
Amino acids bind to the 3' end.
Question 427 of 668
The enzyme aminoacyl-tRNA synthetase catalyzes _______ of tRNA.
It charges the tRNA with amino acid.
Question 428 of 668
Translation occurs in the _______
Ribosomes translate in the cytoplasm.
Question 429 of 668
Ribosomes are composed of _______ and proteins.
Ribosomes are rRNA + proteins.
Question 430 of 668
The 23S rRNA in bacteria acts as a _______
It acts as an enzyme (ribozyme) for peptide bond formation.