Wind, because the others can be completely used up at some point whereas wind will theoretically always be blowing
        
                    
             
        
        
        
The transmission of an impulse is made possible first by electric signals propagating within a neuron. Then, at the end of the axon called a synapse, chemical substances called neurotransmitters get released to transmit the message. These neurotransmitters then attach to chemical receptors in the following neuron. 
        
             
        
        
        
Answer by YourHope:
Are flowers counted as an asexual reproducer?
It all depends on the flower. Flower plants are capable of sexual reproduction. However, they vary on whether they can reproduce both ways, or only sexually.
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It is called a contusion. Hope this helps.
        
             
        
        
        
Answer:
Hi Presley! Hopefully this helps! If it doesn't, Let me know!
Explanation:
answer: allotriploid
Edit: OMG thanks for the Brainly!!!