Completed part of the questionErrors in copying can result in changes in the DNA sequence that could be inherited by future generation.
Answer:
DNA stores genetic information in the sequence of its bases
DNA can be replicated by making complementary copies of each strand
Errors in copying can result in changes in the DNA sequence that could be inherited by future generation.
Explanation:
<u>the  fact that DNA is located in the Nucleus is not related to double strands.</u>
<u>the DNA csn change is not relevant ,</u>
<u> therefore the above 3 options are the correct answers.</u>
 
        
             
        
        
        
For growth, repair and differentiation
        
                    
             
        
        
        
Answer:
The first line of defence (or outside defence system) includes physical and chemical barriers that are always ready and prepared to defend the body from infection. These include your skin, tears, mucus, cilia, stomach acid, urine flow, 'friendly' bacteria and white blood cells called neutrophils.
Explanation:
 
        
             
        
        
        
Answer:
A cell is the smallest unit of a living thing.
 
        
                    
             
        
        
        
Answer:
Each bundle of muscle fiber is called a fasciculus (singular fascicle) and is surrounded by a layer of connective tissue called the perimysium
Explanation: