Atomic number, the number of a chemical element in the periodic system, whereby the elements are arranged in order of increasing number of protons in the nucleus. Accordingly, the number of protons, which is always equal to the number of electrons in the neutral atom, is also the atomic number.
        
             
        
        
        
Thats quite easy
the first pair always goes on the left. and the second pair goes on top. its like multiplying witu exponents. but this as an example , look at my first box. one capital L on top and the other on the left you put them together. if its capital and lowercase the capital one always goes first then its the lowercase (Ll). parent genotypes are the the two pair given to you.thr offspring genotype is the percent of the kids in the boxes. hope i helped!(:
 
        
        
        
Answer:
A I think sorry if its wrong
 
        
                    
             
        
        
        
Q1: The answer is seasonal changes.
Q3: The answer is sodium.
Q4: Not sure, sorry.
Q5: And then I think it is A for this one, but I am not sure.