Pelagibacter<span> ubique is one of the smallest known free-living bacterium with a length of 0.37-0.89 </span>μm<span> and an average cell diameter of 0.12-0.20 </span>μm<span>.</span>
Answer:
here is four.
Explanation:
Warmth, moisture, pH levels and oxygen levels
D, Energy decreases from bottom to top because some is used at each level for life processes.
