Answer:
A or/and D
Explanation:
Environmental science is the study of how organisms interact with their environment so it can be either a or d. I would say a combination of both.
A. Migration (birds migraye to warmer climates during colder months)
The risk of introducing a natural enemy to control an invasive species is that: The natural enemy may introduce genetic diversity into the invasive species. Thus, option "D" is correct.
<h3>What is non-native?</h3>
Non-native species are considered to be invasive only when they cause harm.
Some of the features that increase the possibility of a non-native species becoming an invasive species are they reproduce easily, they are habitat generalists, they out-compete other plant species, possess the tendency to produce abundant seeds, and are not influenced by the native diseases and pests.
Thus, option "D" is correct.
To learn more about invasive Species click here;
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The cell membrane has selective permeability and chooses which to pass through. Non polar molecules can pass easily with diffusion, but ions cannot.