<span>Variation among individuals in a species is real and important.</span>
        
             
        
        
        
A negative feedback mechanism  tries to negate changes so as to restore the variations that occurs in the value of a parameter or system.
<h3>What is  Negative feedback?</h3>
This is known to be a method that tend to reverses any kind of movement or deviation from the set point and it then keeps the body parameters to its normal range.
Note that A negative feedback mechanism  tries to negate changes so as to restore the variations that occurs in the value of a parameter or system.
Learn more about Negative feedback from
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Answer:
The scientific method is a process for experimentation that is used to explore observations and answer questions.
 
        
             
        
        
        
It is considered that the child's IQ will be 50% more than parents IQ.
<h3>let's take an example</h3>
If parent's IQ is 100
50% of 100 is 50
Now add these values
100+50=150
So, The child's IQ will be always higher than parents.
 
        
                    
             
        
        
        
Of what there are plenty of things that can be aged in many different ways