There are many different factors, but some are: the amount of natural resources (food, water, etc.), amount of predator/prey, and availability of shelter.
 
        
             
        
        
        
Answer:
the central nervous system
Explanation:
The nervous system is made up of the central nervous system and the peripheral nervous system: The brain and the spinal cord are the central nervous system.
 
        
                    
             
        
        
        
Answer:
A
Explanation:
The DNA is made 4 nitrogenous bases. A (adenine) pairs with T (thymine) and are held by two hydrogen bonds. C (cytosine) pairs with G (guanine) and are held by three hydrogen bonds.
You might wanna remember this by the preposition 'at', which ultimately makes C and G together. Or you might wanna remember it by something like G- C<em>AT</em>.
 
        
             
        
        
        
 kinetic energy and potential energy i believe
Have a good day :)
        
             
        
        
        
Answer:
He experimented with peas (29,000 plants!) for seven years and used ... He found that everyone got two genes for each trait — one from the mom and one from the dad. ... Dominant traits show up even if you also have a different gene for the same trait; the gene ... Mendel took a tall pea plant and crossed it with a short one.
Explanation: