Answer:
The one which has a Frequency of 140Hz.
 
        
             
        
        
        
 Answer:
double helix
Explanation:
Together, a base, sugar, and phosphate are called a nucleotide. Nucleotides are arranged in two long strands that form a spiral called a double helix
 
        
             
        
        
        
Answer:
trophic
Explanation:
It follows that the carnivores (secondary consumers) that feed on herbivores and detritivores and those that eat other carnivores (tertiary consumers) have the lowest amount of energy available to them.