How was wildlife directly affected by hurricane katrina ?

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If a cell's main function is to produce proteins to be excreted, which organelles would you expect to be larger

State officials are considering constructing a road through a forested wilderness area. this action will likely affect the forest ecosystem in various ways. part a: predict how the construction of a road could negatively affect plants and animals in that ecosystem. (3 points) part b: describe one way that the construction of a road could have a positive impact of the forest ecosystem. (1 point)

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?