<span>as you need to produce different phenotypes from the same genotype you need to regulate gene expression (turn some on, others off).</span>
        
             
        
        
        
How a bridge is built at the base can affect how far it can extend.
        
             
        
        
        
Explanation:
a barometer is one of the most common instrument used for weather forecasting and measuring tornadoes.
 
        
             
        
        
        
Answer:
Explanation:
Two of the most important and widespread vitamin-derived coenzymes are nicotinamide adenine dinucleotide (NAD) and coenzyme A. ... When NAD loses an electron, the low energy coenzyme called NAD+ is formed. When NAD gains an electron, a high-energy coenzyme called NADH is formed.