I think it would be the first ones with lower o2 because fish dont breathe oxygene 
 
        
                    
             
        
        
        
Answer:
that means they are not a prey to any animal
 
        
             
        
        
        
Answer:
Species that are broadly distributed are less likely to go extinct than those that occupy a small area or whose habitat is disjointed.
 
        
             
        
        
        
The statement which best explains why Pepsin will not break down starch is that enzymes only work for specific substrates.
<h3>
What is an Enzyme?</h3>
This is referred to as a biological catalyst which helps to speed the rate of chemical reaction in the body by lowering the activation energy needed to start it up. it is also proteinous and can be denatured by heat and other substance such as chemicals.
They are also substrate specific which means they can't act on any type of substance. For example enzyme such as amylase acts on only starch while pepsin acts on only protein.
Read more about Enzyme here brainly.com/question/1596855
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brainly.com/question/28215908
 
        
             
        
        
        
Answer:
The fundamental law of inheritance. 
Explanation:
He is responsible for our knowing that genes come in pairs and are inherited as units (alleles), one from each parent.