A restriction enzyme<span> is an </span>enzyme<span> that cuts DNA after recognizing a specific sequence of DNA. You can think of </span>restriction enzymes<span> as molecular scissors. Scientists can use </span>restriction enzymes<span> to cut a single gene from a larger piece of DNA. </span>Restriction enzymes<span> evolved in bacteria. (please thank me and give me brainliest:))</span>
        
                    
             
        
        
        
Answer:
Following are the two advantages of endoplasmic reticulum. 
1) Endoplasmic reticulum is an organelle of the cell which is responsible for the production of protein for the cell. This protein is sent to the Golgi apparatus where it is modified and used by the cell where it is needed. 
2) Endoplasmic reticulum also helps in the removal of toxic substances from the cell. If these toxic substances are not removed, it causes damage to the cell. 
 
        
             
        
        
        
Answer:
The correct answer is option B. pheromones.
Explanation:
Pheromones are chemical substances that are released and produced by a different type of animals, into the environment, for marking their territory or affecting behaving of its species.
Wolves communicate by the chemical messages using their sense of smell. Such chemical messages are called pheromones, between different members of the same species.
Thus, the correct answer is option B. pheromones.
 
        
             
        
        
        
Answer:
en los jugos pancreáticos hay bicarbonato de sodio que neutraliza la alta acidez. 
 
        
             
        
        
        
Answer:Mercury, Venus, Earth, and Mars
Explanation: