Answer:
I don't understand the pistil there but if it's what I think the question is then genotype is 2:2
14C (carbon-14) can be used to date a 20,000 year old skeleton
The archaea and bacteria domains are both entirely composed of small, single-celled unicellular organisms.
They are both the same and different in some way. But, if you're looking for the similarities, they both "rebulid" the environment that has been damaged by nature itself or by humans. The only difference is Primary succession takes longer than secondary succession. I hope this helped! :-)
