I hope this helps you very much you’re welcome !
 
        
        
        
Answer:
no i don't know the answer 
 
        
                    
             
        
        
        
Answer:
Tidal volume 
Explanation:
Tidal volume is the amount of air taken into the lungs in a single breath. However, the lungs can hold a total of about 4-6 liters, which is close to ten times the tidal volume. This amount is known as the vital capacity.
 
        
             
        
        
        
Answer:
See the answer below
Explanation:
For each heterozygous parent with the genotype BbRr, the possible gametes are: BR, Br, bR, and br. A set of these gametes from one of the parents will be lined up along the top of the Punnet's square while another set from the other parent will be lined up along the side of the square.
The result is shown in the attached image.