Individuals who are heterozygous for the sickle-cell allele suffer less from the attack of malaria because a small percentage of the red blood cells are sickle-shaped. They are more resistant to malaria than individuals who have two copies of the normal haemoglobin allele. Heterozygous individuals have a better chance of surviving and reproducing in regions where malaria is prevalent since they do not fully contract the disease.
        
             
        
        
        
Answer:
If there was no diversity we would all look the same and i mean that would creep me out big time.
Explanation:
 
        
             
        
        
        
Which type(s) of cells have genetic material that is contained in a nucleus? 
- <em>D</em><em>.</em><em> </em><em>Both</em><em> </em><em>plants</em><em> </em><em>and</em><em> </em><em>animal</em><em> </em><em>cells</em><em> </em>
<u>Eukaryotic cells are those cells that retain their genetic material inside the nucleus. They have well defined nucleus. Plants and animals cells are eukaryotic cells.</u><u>.</u><u>.</u><u>~</u>
 
        
                    
             
        
        
        
Answer:
The grey squirrel has increased their rate of emigration to the UK