Genes are
Morphological units
Hereditary units
Functional units
All units
Describe in short about $RNA.$
Give scientific reasons : $DNA$ and not $RNA$ is the genetic material in majority of organisms.
How did Hershey and Chase differentiate between $DNA$ and protein in their experiment while proving that $DNA$ is the genetic material?
In chromosomes, the material controlling heredity is
Which of the following is false for $RNA$?
$(i)$ $RNA$ can directly code for the synthesis of proteins
$(ii)$ It is very common process to synthesis $DNA$ from $RNA$
$(iii)$ $RNA$ is used as genetic material only in human
$(iv)$ One polynucleotide chain is present in $RNA$