D. The macronucleus does not disintegrate during conjugation. 
 The macronucleus contains the working copies of genes needed to support an enormous cell. It is formed by a division of the fused diploid nucleus after conjugation followed by multiple rounds of internal gene replication which does not occurs in the micronucleus.
        
             
        
        
        
Answer:
i think its this one c. They indicate the sex of an individual.
 
        
             
        
        
        
Okay I'm not that smart. But I'm pretty sure it's B since people get salmonella food poisoning by... eating
        
             
        
        
        
A. The mouse and the rabbit are in separate food chains but the same food web.
 
        
             
        
        
        
Answer:
The fever is the immune system's attempt to kill the infection. Very rarely, however, this immune response can result in a fever high enough to cause permanent harm or even life-threatening complications due to overheating.