Answer:
Yes, the model of the helium atom is showing an ion.
Explanation:
Helium, with an atomic number of 2, should have 2 protons and 2 electrons; however, the model only depicts 1 electron. That means the helium must have lost an electron, making it a +1 charge and an ion.
 
        
             
        
        
        
Sexual reproduction is a process involving the fusion of two gametes to 
 
 Gametes are special reproductive cells produced by meiosis. It produces genetically dissimilar offspring. Offspring may inherit beneficial qualities from both parents and there is a greater genetic variation in the offspring, leading to species that are better adapted to changes in the environment.
 
        
             
        
        
        
An experiment is a scientific procedure that is used to demonstrate a fact, test a hypothesis or make a discovery
        
             
        
        
        
I think the correct answer from the choices listed above is option A. Autotrophic protists are different from the heterotrophic protists in a sense that t<span>he autotrophic protists can photosynthesize, while the heterotrophic protists cannot. Hope this answers the question.</span>
        
                    
             
        
        
        
B - Only the Neutrons are involved in the fission reaction