The impact of invasive species is that it may cause environmental harm, economic harm, or impact human health.
Hope I helped
The two substances are rock (molten and solid) and metal (solid + liquid).
Layers of the earth from the outside in:
1. crust. hard rock/dirt/ground. Shell
2. mantle. melted rock and stuff. Egg white
3. core. Outer core - liquid. Inner core- solid. Nickle and iron. Yolk
That would be integumentary system
<span>the passing of fatal diseases from one organism to another hope this helps</span>
Answer: The Organism is most likely to be a starfish