<span>A heterogeneous mixture that has larger dispersed particles that settle over time is a suspension.</span>
        
                    
             
        
        
        
Answer:
A microscope!
Explanation:
A microscope is used to magnify objects that are too small to be seen by the human eye. I hope this helps! :) 
 
        
             
        
        
        
The both decrease genetic variation
        
                    
             
        
        
        
Answer:
The correct answer is - chromatin network.
Explanation:
Chromatin network is the scientific term used for the description " tangled network of chromosomes located within the nucleus". It is the network that contains the DNA of the nucleus and if the protein and DNA both are present called chromatin.
Chromosomes are present in the nucleus within the chromatin network tangled. Chromatin network packaging part for the DNA. It packs all the DNA or long chromosome in the nucleus inside a cell.