This is true. Mammals seem to have been thriving in the different environments around Earth. One good reason why this has happened has been because they are very well adapted to the challenges which their environment poses to them. With that said, this also means they are very good at gathering food for themselves which enables their survival.
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a) Malaria
<span>The cell membrane acts as the gatekeeper of the cell, determining what goes in and out.</span>
