A microscope hope i helped
        
             
        
        
        
 Hey friend..
In some viruses, RNA contains the genetic information. RNA is of three types, they are tRNA (transfer RNA), mRNA (messenger RNA) and rRNA (ribosomal<span> RNA). Messenger RNA, as the name suggests acts a messenger. It carries genetic information sequences between </span>DNA<span> and ribosomes, and it also directs protein synthesis.
hope it helps 
brainlliest?</span>
        
             
        
        
        
Answer:
when carbon dioxide level goes up.temp. goes down.and vice versa
 
        
             
        
        
        
Answer:
Gap junctions
Explanation:
Gap junctions form pores that connect adjacent cells. In this way signaling molecules, ions and other substances can pass through the pore to the adjacent cell. This type of cell junctions are important in cardiac muscle responses, in brain signaling, during childbirth, etc.
 
        
             
        
        
        
Protein expression refers to the way in which proteins are synthesized, modified and regulated in living organisms.
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