Answer:
Because we can see it happen in the animal kingdom
Explanation:
Answer:
When we drink coffee, caffeine binds to our brain's adenosine receptors, preventing the chemical from binding with the receptors and making us tired. For those of us who regularly drink coffee in copious amounts, our brains develop more adenosine receptors, so it takes more coffee to keep us awake.
Stretching out of wavelengths is knows as Redshift
Archea are prokaryotes, but their cell walls are chemically different from bacterias.
Archea often live where NOTHING else can such as hot springs and in extremely acidic or salty habitats.
And some molecules in archea aren't found in other living things.
To help your immune system prepare for diseases
