45 feet
there are 3 feet in a meter
so we can find how many feet are in 15 meters by multiplying
15 x 3 = 45
 
        
                    
             
        
        
        
Alveoli are part of the reparation system found in the lungs. They are covered in capillaries. In Alveoli, oxygen diffuses from the air into the blood vessels surrounding the alveoli and carbon dioxide from the body diffuses from blood into the alveoli’s air spaces. Alveoli clump together and form sacs.
        
             
        
        
        
The probability of producing a transgender = None ( D ) when the father is gay 
The probability of producing male gamete is not affected by the sexual orientation of the Father because the production of the male gamete is carried by the spermatogonia found in the testes of a male. and every male specie regardless of your sexual orientation have testicles where the spermatogonia undergoes mitotic divisions to produce the male gametes. 
Hence the probability of producing a transgender given that the father is gay is non-existent i.e.0% 
Learn more : brainly.com/question/11508846
 
        
                    
             
        
        
        
An organism that obtains energy and nutrients by feeding on other organisms or their remains. A food web is a model of the feeding relationships between many different consumers and producers in an ecosystem. Without plants (the primary producers) consumers and decomposers would not be able to live. Producers always start every food chain. A consumer, also called a heterotroph, is an organism that cannot make its own food. It must eat producers or other organisms for energy.