Answer:
The correct answer is option E. a flavivirus.
Explanation:
A flavivirus is a virus that is found in primarily by mosquitoes and tick or other arthropods. These are the virus that contains single-stranded enveloped RNA. These mosquitoes or ticks can infect humans with these flaviviruses. These viruses cause diseases that are characterized by high fever, rashes.
The epidemic can cause life-threatening diseases such as dengue, yellow fever, tick-borne encephalitis.
Thus, the correct answer is option E. a flavivirus.
 
        
             
        
        
        
Answer :A chromosome is a long DNA molecule with part or all of the genetic material of an organism. Most eukaryotic chromosomes include packaging proteins called histones which, aided by chaperone proteins, bind to and condense the DNA molecule to maintain its integrity. These chromosomes display a complex three-dimensional structure, which plays a significant role in transcriptional regulation. 
Explanation:
 
        
             
        
        
        
I know that increased temperature and concentration increases the rate of enzyme activity. Through deductive reasoning, I can conclude that lower ph must qualify as well.
Through logic, I will say "All of the above" or answer D is the best.