Biological evolution is the process through which the characteristics of organisms change over successive generations, by means of genetic variation and natural selection. hope that helps
        
                    
             
        
        
        
Answer:
C)	none of the species would survive	
Explanation:
clam  only goes down to a pH of 4.5
 
        
                    
             
        
        
        
<span>The influenza pandemic of 1918-1919 killed more people
than the Great War, known today as World War I (WWI), at somewhere between
20 and
40 million people. It has been cited as the most devastating epidemic in
recorded world history. More people
died of influenza in a single year than in four-years of the Black Death
Bubonic Plague from 1347 to 1351. Known as "Spanish Flu" or "La
Grippe" the influenza of 1918-1919 was a global disaster. </span>
        
             
        
        
        
Please, please pick me as brainiest. It would make my day!
Answer:
The best way to look at it is that mountain climbing is a sport that involves the scaling of a mountain in its entirety. ... However, rock climbing by itself is so extensive that it can be and often is its own sport. Some mountains are more easily traversed by hiking, such as Mount Baker.