Who used the word "chromosome''

In terms of $DNA$ and $RNA$ structure, what is a nucleotide?

Ocazaki fragment were formed

If a certain group of cells utilise the amino acid glycine exclusively for protein synthesis, and if a growing culture of these cells is fed radioactive glycine, radioactivity will be found first in the

An inactive repressor produced by regulator gene that does not block the operator site in the tryptophan Operon is called