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And although our observable universe has an edge, the universe as a whole is infinite and has no edge. ... Many galaxies are so far away from the earth that the expansion of the universe causes them to recede from the earth at a speed faster than light.
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Viruses do not belong in any kingdom, for they are unique organisms Viruses also lack organelles, cannot respire, and cannot conduct metabolic functions. Bacteria fall under a Domain, perform metabolic functions, and have DNA, just like viruses do.
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Viruses & Bacteria have DNA, Viruses do not have organelles or ability to perform metabolic functions.
<span>Trios phosphate isomerase catalyzes a reaction that is most similar to Phosphoglucose isomerase. </span>
Pressure Flow. The mechanism by which sugars are transported through the phloem, from sources to sinks, is called pressure flow. At the sources (usually the leaves), sugar molecules are moved into the sieve elements (phloem cells) through active transport.