<span>The skin is the largest organ of the body, </span><span>area of about 20 square feet
</span><span>The skin protects us from microbes and the elements, helps regulate body temperature, and permits the sensations of touch heat and cold.</span>
Mercury,Venus,earth, and mars
The answer is commensalism because the hermit crab doesn’t cause harm
Phytoplankton are small photosynthetic organisms that live water bodies. Decline in the levels of phytoplankton in any ecosystem can be detrimental. These organisms build the oxygen content of the water and is food to other organisms. Phytoplankton are fed on by zooplankton which are then fed on by fish larvae which are fed on by numerous predators.
You lose oxygen the further you go down so i say it is true