B is correct
Acids are molecular compounds that release hydrogen ions. A binary acid consists of hydrogen and one other element.
        
             
        
        
        
Answer: C. A substrate
Explanation:
 
A substrate is a substance on which an enzyme act. The enzyme acts on substrate X and converts it to Y.
 
        
             
        
        
        
Answer:
b.
Explanation:
Random forces lead to genetic drift. Sometimes, there can be random fluctuations in the numbers of alleles in a population. These changes in relative allele frequency, called genetic drift, can either increase or decrease by chance over