Two examples of tissue found in plants are xylem and phloem
        
             
        
        
        
The correct answer is option d, that is, neurotransmitters.  
A neurotransmitter refers to a chemical component, which is discharged at the terminal of a nerve fiber by the introduction of a nerve impulse, and by diffusing across the junction or synapse. It helps in the transfer of the impulse to another muscle fiber, nerve fiber, or some other composition. Acetylcholine is a kind of neurotransmitter, that is, used by neurons in the CNS and the PNS in the control of activities ranging from heart rate and muscle contraction to digestion and memory.  
 
        
             
        
        
        
Answer:
because they can donate blood to anyone
Explanation:
 
        
                    
             
        
        
        
It can cause bacteria in bacteria can cause diseases 
        
                    
             
        
        
        
For the answer to the question, where do electrons get their energy in the light reactions? The answer is multiple choice letter <span>D. From photons in solar energy.
I hope my answer helped you.Feel free to ask more questions. Have a nice day!</span>