I’m sorry but do you want me to answer all of these I just need a yes or no I’ll answer in the comments (:
The electrons needed by photosystem ii originate from water.
The pollutants in 1970 were the highest since recorded history and are declining steadily.
Because nerves are the transmitters of messages from the brain to the structure, and all major nerves are found in the spinal cord leading out to the rest of the body. If the nervous tissue is damaged then the brain can no longer send messages to those parts of the body, and they an no longer react causint paralysis.
Hope this helps. :)