The new foreign species will do what to the biodiversity in the lake? A. It will decrease biodiversity.
B. It will increase biodiversity.

How do diseases caused by bacteria and diseases caused by viruses react to antibiotics?

What function does the limb sever in each animal? how are the limb bones of the four animals similar? based on these similarities what can be inferred about the evolution of the four animals.

Which factor that affects biodiversity?