Salamanders can regrow entire limbs and regenerate parts of major organs, an ability that relies on their immune systems, research now shows. ... They then wiped out some or all of the macrophage cells to determine whether these cells were essential for regrowing the limbs.
Answer:
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Answer:
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ExpA.The parallelism emphasizes the responsibility people have to come together as a nation and take action to be first in the space race.
lanation:
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Answer:
1. all vertebrates are bilaterally symmetrical with paired appendages. They have a closed circulatory system, a central and peripheral nervous system.
3. Because snakes Have stronger muscles.
4. The bones or vertebrae of your spinal columns around her spinal cord, a complex bundle of nerves so all of those would collapse
