Answer:
C. Chromosomes are replicated and produce identical copies during DNA replication.
Explanation:
  
        
             
        
        
        
Answer:
The nucleus
Explanation:
It is the control center of the cell. It contains DNA, which tells the cell what proteins are to be made.
 
        
             
        
        
        
Answer:
Coombs reagent is an antiserum with antibodies that bind to the human <u>antibodies attached on the surface of the erythrocytes.</u>
Explanation:
Coombs test is a blood test used in immunology and immunohematology. It is of two types: direct and indirect.
The Coombs reagent is an antiserum, containing antibodies.
The direct Coombs test detects the antibodies present on the surface of the erythrocytes.
In this test, when the Coombs reagent is reacted with the blood to be tested, <u>the antibodies in the Coombs reagent binds to the antibodies attached on the surface of the erythrocytes in the test blood and cause agglutination.</u>
 
        
             
        
        
        
Lady Bug A is a higher percentage because they are CAMOUFLAGED from predators. They SURVIVE and are able to reproduce. This TRAIT is passed on to the offsprings. This process is called NATURAL SELECTION