Determination of one amino acid by more than one codon is due to
redundancy of genetic code.
continuous nature of genetic code.
punctuation in genetic code.
universal nature of genetic code.
$DNA$ multiplication is called
A normal metaphase chromosome with a midial centromere is
Which statement is correct for homeotic genes?
Removal of introns and joining of exons in a defined order during transcription is called
Dominance of $RNA$ world is proved by