Three RGDs are Cystic Fibrosis, Tay-Sachs Disease, and Sickle Cell Anemia
We can-in some ways-inherit these genes from our biological parents
 
        
                    
             
        
        
        
Answer:
the first option is correct (true)
 
        
             
        
        
        
Answer:
The Y chromosome is an accurate indicator of a person's external sex organs.
Explanation:
Since females have two X chromosomes while males have one X and one Y chromosome, if you are aware of the presence of a Y chromosome you can safely assume that a person is a male. Therefore, you can assume what external sex organs a male has.
 
        
             
        
        
        
Wind gravity and ice wear hope this helps:D
        
             
        
        
        
Answer:
2] conserve salt 1] requires the presence of a membrane protein
Explanation:
easy your welcome enjoy your A+