Answer:
c
Explanation:
water boils at 100 degrees Celcius and freezes at zero degrees Celcius. if you want to keep water in a liquid phase, the temperature has to be between 0 and 100 therefore earth is the only planet that is able to keep water in a liquid phase as it is not too hot nor too cold
The best reason for this, in my opinion, might be because there are many, many predators in the ocean so overproduction maybe so that there will still be seahorses who survive. ( I don't know if this is totally accurate to your question but for me, that would be the first idea that comes to mind.) I hope this will help.
Facts can be scientifically tested. As opinion is based on people's thoughts. Scientific theories is only theoretical and new ideas can come into play. And finally we will never know everything about what science has to offer.
The answer is; electromotive force
As the Krebs cycle/ Citric cycle occurs in the mitochondria matrix, hydrogen protons are produced and get accumulated in the inter-membrane space from the matrix of the organelle. It is this electromotive force that is harnessed by the ATP synthase to produce ATP.