The right answer is Whales are able to conserve oxygen better than humans.
As the duration of the dive of some whale species can reach more than one hour, they use other means to breathe. In vertebrates, myoglobin, a protein, transports and stores oxygen in muscle tissue. It works like hemoglobin that carries oxygen in red blood cells. It is also myoglobin concentration very strong that makes their flesh bright red color, almost black. Thus, whales use the oxygen stored in the muscles to dive for long periods.
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Since the child is not yet at the legal age to make the decision in terms of medical conditions and treatment, it is only legal that the one responsible for the decision is the legal guardian of the child such as the parents. If the parents wants to continue the treatment, then the nurse should follow the parents.
The answer is a; at one point archaea and bacteria were thought to be the same thing, but upon further analysis a few differences were found(namely the differences in there cell membrane/walls)
