Answer:
During meiosis, an event known as chromosomal crossing over sometimes occurs as a part of recombination. In this process, a region of one chromosome is exchanged for a region of another chromosome, thereby producing unique chromosomal combinations that further divide into haploid daughter cells.
 
        
             
        
        
        
Making rough estimate of physical quantities is useful because it allow us to have an idea of how big or small a quantity is, it gives us the near result of the real quantity a matter contains. The approximate quantity obtained will give us information about the size of the quantity.
        
             
        
        
        
Answer:
Answer is
C) Lysozyme 
this is an enzyme that kills bacteria
 
        
                    
             
        
        
        
<span>The answer would be: No, the baby is most likely in the REM sleep stage
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One of the cycles of sleep called Rapid Eye Movement or REM. In this cycle, the eye is moving constantly and intermittently. The eye movement is not voluntary and the baby is not a sign of waking up. This cycle is important, so the parent should not interrupt it by waking the baby.