Answer:
Many scientists favor the RNA world hypothesis, in which RNA, not DNA, was the first genetic molecule of life on Earth. Other ideas include the pre-RNA world hypothesis and the metabolism-first hypothesis. Organic compounds could have been delivered to early Earth by meteorites and other celestial objects
Protection of certain species is a very controversial topic. Many species like the mountain lion or jaguar that are near extinction in certain areas, are threats to human life. Another reason is that they could off set the food chain when they come back and be stonger than ever. For example the mountian lion could eat out the thriving white tail deer population which was struggling because of the mountain lion. And many people rely on white tail deer for food.
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answer would be D) Cell Plate
<span>In
the desert food web shown below, which of the following best describes
the transfer of energy between the lubber grasshopper and the kangaroo
rat?
</span>
<span>C) About 10 percent of the kangaroo rat's energy transfers to the lubber grasshopper.
</span>
