In 1969, whittaker proposed moving the prokaryotes from the kingdom plantae to a separate kingdom due to structural and metabolic differences.
The answer is “B” “the crust composed of elements “
<em> </em><em>Ans</em><em> </em><em>is</em><em> </em><em>blood</em><em> </em><em>vessels</em><em> </em><em>expand</em><em>.</em>
<em>Hope</em><em> </em><em>this</em><em> </em><em>will</em><em> </em><em>help</em><em> </em><em>u</em><em>.</em><em>.</em><em>.</em>
I'm a carbohydrate and I'm useful for a fast source of energy.
Living on land means reptiles can't rely on absorbing oxygen through their skin like amphibians. All reptiles have lungs they use for breathing -- even those who live most of their lives near or in water, such as crocodiles, must surface to breathe. Lungs allow reptiles to venture far away from aquatic environments.