They are called chromosomes
        
             
        
        
        
Answer:
I think you mean molecule not Michal so the answer is: the concentration of the molecule may be too low to be detected
Explanation:
 
        
             
        
        
        
There are many factors that influence the climatic conditions. The climate changes due to internal reasons as well as external factors.  The most important factor is solar radiations. The greenhouses gases cause a Warming effect on earth's surface. The most important greenhouse gases are water vapour and carbon dioxide.
 
        
                    
             
        
        
        
<h2>Rates of Population Growth</h2>
Explanation:
- <em>Growth is precisely defined for microbes as increment in number of cells, not size</em>
- Development rate is change in cell numbers per unit time. Age time is the time it takes for a cell to double. Also called doubling time.
- Development rates allude to the rate change of a particular variable inside a particular time span and given a specific setting.  
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r = (births-passings)/populace size or to get in rate terms, <em>simply increase by 100</em>
- The populace is so a lot greater, a lot more people are included. In the event that a populace develops by a consistent rate for every year, this inevitably indicates what we call exponential growth..
 
        
        
        
I would say no.1 is he answer