The theory regarding the transition occurring in a population in a country or a region.
For science
1 cells
2 tissue
3 organs
I believe it would be D, Species Diversity
Fishing is a problem because over fishing occurs. This negatively impacts the fish population and makes it hard for wild animals to find food. If the fish population in an area goes extinct then the whole food chain is thrown off balance. I hope this helps
<span>evidence of exoskeletons and endoskeletons
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