During the growth of crystals astronauts study and perform this action while in the space stations. The astronauts freeze a certain liquid that turns into a solid. The solid form forms a certain pattern that is “special”. The materials that group together form the actual crystal.
        
             
        
        
        
Nucleic<span> Acids. </span>Nucleic<span> acids are organic compounds that contain carbon, hydrogen, oxygen, nitrogen, and phosphorus.</span>
        
             
        
        
        
Answer:
D) they alter the bases so they no longer fit within the DNA ladder rungs
 
        
             
        
        
        
Answer:
Answer: B. The number of bacterial colonies that grew
Explanation: The number of bacterial colonies that grew depend on the temperature, nutrients, and time of day.
Explanation:
 
        
                    
             
        
        
        
The answer is hypothalamus