Irreplicable or Non-replicable
Chromosomes are replicated during the S phase of the cell cycle.
DNA is replicated during the S phase of the cell cycle before both mitosis and meiosis.
DNA is replicated in the S phase of Interphase
The word that means "takes place" is "occurs."
"Adjoined" is a word that means attached at a base.
copy is another word for replicated.
"Irreplaceable" means something that cannot be replaced, duplicated, or substituted by something or someone else. It conveys the idea that the thing or person is unique or of such value that it cannot be replicated.
atom
indestructible
Enigma
unbreakable
something that cannot be avoided = inevitable
inestimable
Blind.
Irrefutable means cannot be disproved or dissagreed with.
australlia
invincible