Most invertebrates that live in salt water (for example, sea stars) let the solute concentration of their body fluids reflect that of their environment. such a regulation strategy is found among the:

Because the earth is not round ,but it may seem round when viewed from ,our planet but true some points earth is not round was an oblate spheroid -a square that it squashed as globe however is not even a perfect oblate spheroid.in fact isaac newton's first proposed that earth was not perfectly round but it was an oblate spheroid instead.that mean a square that is squashed as its poles and swollen at the