The skin, it is the largest organ, it is considered an organ because even though you see it as just “skin” it has functions such as protecting you from the sun and creating important proteins for your body
Natural selection allows nature to chose which species survives. Only the fittest get to pass on their genes. And by fittest i mean the ones that are better adapted to the environment.<span />
<span>by damaging the plant's leaves and changing the chemistry of soils and surface water.</span>
The cell membrane's main trait is its selective permeability, which means that it allows some substances to cross it easily, but not others. Small molecules that are nonpolar (have no charge) can cross the membrane easily through diffusion, but ions (charged molecules) and larger molecules typically cannot.
Answer:
a proton
Explanation:
It is found in the nucleus of an atom and has a positive charge with 1 atomic mass unit
