I believe the answer is energy. Hope this helps. (ﾉ◕ヮ◕)ﾉ*:･ﾟ✧
A sole carbon particle: The degradation of particulate organic matter in the ocean is a central process in the global carbon cycle, the mode and tempo of which is determined by the bacterial communities that assemble on particle surfaces.
Pseudostratified columnar respiratory epithelium
The rat. I don't know if you meant zodiac ANIMAL or astrology sign like aquaris for example. however the rat zodiac animal is defined as the weakest of all the zodiac animals.
Have a Merry Christmas,
Miri
