Answer:   Determined by genetic and environmental factors. 
Explanation:
Are determined by genetic and environmental factors and the interaction of such factors, but not with absolute certainty. This development system model includes both influences of species typical genes and the influences of a species typical rearing environment.   Relatively rapid increase in obesity, the change stems from changes in the environmental context. 
 
        
             
        
        
        
Answer:
It will eventually become unsustainable because of factors like food, water, space, etc.
 
        
                    
             
        
        
        
Hemoglobin is a special protein in the blood that captures and carries oxygen.
        
             
        
        
        
The Haploid number is half (haploid cells are sex cells egg and sperm they have half as many chromosomes as the diploid cells which are normal cells ) of the chromosomes so that would be 12. To clarify that if a organism has 12 chromosomes and reproduce sexually it takes two 
parents each contributing ether a egg or sperm each egg or sperm contains half of the genetic 
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material 
Your answer would be (6)
Hope this helps.
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