I only know one for the first one, don't be mad, please.
1. I'm pretty sure one of them is membrane 
2. A cell can die through infection, poisoning, overheating, or even lack of oxygen.
3. I think it depends on how fragile the membrane of the cell is.
I'm so so so sorry if these didn't help, I'm trying my best, lol.
 
        
             
        
        
        
<span>The correct answer is D. Micromanipulation allows interaction with precision. This is done under a microscope. With micromanipulation, in-vitro fertilization has come true, and is helping thousands of parents to become parents.</span><span />
        
                    
             
        
        
        
Answer:
Mutation is a alteration in the DNA sequence in a gene during cell divison iwhere gene is coded mitakeny or due to the error. Mutatio is a random process as it can not be determind or known befor bthechange in sequence what gene or DNA would be effected by it or what genes would be transfer from the parents.
Natural selection is a process where some of the traits that are helpful in the surviving and increasing the number of individuals in a population and transfer from one generation to other according the adaption and change over the long timeline. Thus, it is not random and based on the traits that are helpful in a environment or for the survival of   
 
        
             
        
        
        
Answer:
Natural selection depends on the enviroment 
Explanation:
Natural selection does not prefer features that are superior in some way. Instead, it favors characteristics that are advantageous in a particular setting. Characteristics that are beneficial in one context may be harmful in another.
  
        
                    
             
        
        
        
<span>B.) Tissue.
Similar groups of function is called "Tissues"
Hope this helps!
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