According to Lamarck, the characteristics of organisms changed
because of:
extinction of competitors
a desire or need for that trait
special acts of creation
genetic mutation
chance

According to Lamarck, organisms altered their behavior in response to environmental change. ... Their changed behavior, in turn, modified their organs, and their offspring inherited those "improved" structures.

materials water oxygen those are the things i can think of in this moment.

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explanation:

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