Answer:
Raise the beams in less time
Explanation:
As the crane carries the beams in a lesser time its energy will reduce by time
<h3> Chemical level is the simplest level of organization in a human being. </h3>
Answer:
oxygen because
Explanation:
because u can survive 3 days with out it and if u did not have oxygen u would suffocate
<span>The mitochondria in eukaryotic cells originated from prokaryotic cells, bacteria that were once free-living. The mitochondria have their own DNA, which is inherited from the mother in most species. Similarly, plant cells have organelles called plastids which contain their own DNA and originated from free-living bacteria. The chloroplasts in plant cells, which convert the energy of sunlight into chemical energy via photosynthesis, are a kind of plastid, and they originated from bacteria that could do photosynthesis.</span>
