Answer:
Biome 1: Arctic Tundra
Organism 1: Arctic Fox
Explanation:
1. This organism can be found in a cold, snowy ecosystem with long winters and short summers. 
2. The Arctic Fox is at the top of the food chain, so it has a small amount of predators. It's population would increase if there were no predators to hunt them. This would affect the ecosystem by causing a sudden decrease in the Arctic Fox's prey.
 
        
             
        
        
        
The consumers have a lot of choices for them to eat!
        
             
        
        
        
Answer:
Why is it thought that the majority of natural selection is stabilizing selection? Mutations produce extreme phenotypes, which are selected for. Artificial selection is the most common, which is a type of stabilizing selection. Most mutations are beneficial and produce intermediate phenotypes.
Explanation:
 
        
             
        
        
        
Answer:
this question doesn't make any sense. where are the different parts that we're trying to match up?