Answer:
It allows information to go from one neuron to another through neurotransmitters.
I don’t see the attached image that you said you have there it’s blank can you repost it
It would be GCGATT. C always compliments G and A always compliments T in the case of DNA coding
The youngest would be the ones at the top and the oldest would be at the bottom. the oldest is B and the ones around it, as they get bigger get younger. hope this helps :)
One good reason would be that they could give someone, or many people who are in desperate need of a new organ, a second chance at life.