Why are there no plants below 500 meters? what do animals at this depth depend on for food instead?

Why is it important that fibrin is insoluble in water?

Choose one animal (cheetas) and research on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.

The negative impacts of nonnative species generally outweigh the positive impacts