a chromosome has broken, and a piece of one chromosome is translocated to a nonhomologous chromosome. this is an example of what type of chromosomal alteration?

surface mining destroys mountain tops, landscapes, forests and wildlife habitats. on top of that, it leads to soil erosion and destruction of agricultural land. the landscape changes can also disrupt river channels and streams, which leads to flooding. which, can destroy plant life and other animals as well.

explanation:

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trachea, alveoli, lung capillaries, arteries

1. is geographic distribution

2 is increasing complexity

3 is transitional forms