<span> The highest ranked category or the highest taxonomic rank of organisms is a domain. Carl Woese designed three-domain system of taxonomy which includes Eukarya, Bacteria and Archea, and they differ in rRNA. The first includes all living organisms that have a nucleus and membrane-bound organelles and multicellular organisms. Other two are prokaryotic microorganisms or single-celled organisms whose cells have no nucleus. </span>
Answer: b bet
Explanation: ya ina enslaved
<span>Pokaryotes are single cell organisms. Anaerobic prokaryotes use oxygen to obtain energy.</span><span> They use oxygen to perform cellular respiration, so they perform anaerobic respiration.
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<span>Archaea
and eubacteria are prokaryotic in nature. One of the differentiating
characteristics between them is that eubacteria have peptidolycan in their cell
walls.</span>
Answer:
D. helps maintain membrane fluidity
Explanation:
Erosion is brought about by the forces of nature or human activity: water, wind, earthquakes, mining, quarrying, etc. In the desert, there is very little water that can cause weathering or erosion, so the most probable answer is wind or maybe even animal activity.