Few genes are found in all types cells of differentiated multicellular organisms of high class. It is called
Key genes
Core genes
House keeping genes
None of the above
Okazaki segments are formed during
Pribnow box is a consensus of $. .. . ...$ bases, forming a binding site for $E.$ coli $RNA$ polymerase at promotor
Clover leaf secondary structure of $tRNA$ has a loop for
Number of autosomes in human sperm is