Fresh water is any body of water with a low salt concentration. Organisms in fresh water various challenges which includes; Osmotic concentration such that fresh water is permanently dilute and most cells cannot function at this concentration of ions. Varying temperatures, variation in oxygen levels and reproduction and life cycle due to permanence of habitat and physiological difficulty of regulating osmotic concentration in larvae and juveniles.
Tadpoles use GILLS to obtain oxygen
C. Immediately after mass extinction events D-50 million years after a background extinction event.
C. Is The Answer!
Answer:
because theres a diffrence between cool and cold cool can be cold with a little bit of col and cold means cold
Explanation:
Answer:
A mass movement can either be slow or rapid. The slow downward movement of materials in a slope is called creep. This happens when the soil loosens up because of water and burrowing animals. In contrast to this, the rapid movement of large materials in a slope is called landslide.
