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Why can't we regrow appendages?

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how much energy does it take for them to regenerate a limb

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how much energy does it take for them to regenerate a limb

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are legs the only thing on their bodies that they can regenerate?

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are legs the only thing on their bodies that they can regenerate?

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Why did this mutation happen in the first place? Like were their legs just constantly being chopped off?

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Why did this mutation happen in the first place? Like were their legs just constantly being chopped off?

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if they lost both of their gills would they have enough oxygen to regenerate them and breathe again

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if they lost both of their gills would they have enough oxygen to regenerate them and breathe again

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Can we recreate this in other animals

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what environment made this advantageous (usually if a limb is chomped youre eaten and immediately killed by whatever chomped it) but what ecosystem consistently just removes a single limb and nothing else

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What other animals have this regeneration abilitiy

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how many limbs can grow off of one limb

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Why do the salamanders keep the ability to grow another limb while the humans lose that after embryo?

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Why do the salamanders keep the ability to grow another limb while the humans lose that after embryo?

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what is the scientific classification

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What cells help in the process of growing?

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Is the growing infinite?

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How do genetics play a role in growth?

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What in their body is telling them to regenerate

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does any living thing keep growing until death (like in height or other related things)

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does any living thing keep growing until death (like in height or other related things)

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Is there a limit on the age and/or limbs that an axolotl can regrow?

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Is there a limit on the age and/or limbs that an axolotl can regrow?

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How fast can they regenerate

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How did the scientists figure out what was happening in the salamanders’ limbs?

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How did the scientists figure out what was happening in the salamanders’ limbs?

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How long does it take to regenerate

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Why can’t we regenerate

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If humans were to have this ability, would it work the same way?

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If humans were to have this ability, would it work the same way?

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why arent other organisms able to regenerate limbs

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why arent other organisms able to regenerate limbs

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how do living things grow separate body parts 

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how do living things grow separate body parts 

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Is this is going to start showing up in more organisms?

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Is this is going to start showing up in more organisms?

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growth is dictate by DNA but do different animals have different types of DNA (we/dogs which are basically the same thing have a,t,c,g) do other species have genes that arent pairs of a/c/t/g

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Is it the ability of regeneration in these salamanders the same or similar to our ability to heal?

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Is it the ability of regeneration in these salamanders the same or similar to our ability to heal?

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Charlie was here :)

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What environment makes this regeneration advantageous?

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What environment makes this regeneration advantageous?

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If a vital organ was removed would they live to regenerate it

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If a vital organ was removed would they live to regenerate it

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is there or what is the center that controls regeneration