The chromosomes contain the genetic material which are located in the nucleus 
        
             
        
        
        
Answer:
The beating or fanning movements of three pairs of maxilliped flagella in crabs and crayfish modify exhalent gill currents while drawing water over chemoreceptors on the head. They play an integral part both in signalling by distributing urine odours, and in active chemosensation.
Explanation:
 
        
             
        
        
        
Answer:
C
Explanation:
Bulls are a more extreme version of a cow. A cow is like a mother who cares for her children while a bull is like a rowdy person who does weird and unpredictable things at times. That's why when people hear the word wild cow, they don't usually get frightened but when they hear the word wild bull, they kind of get afraid.
 
        
                    
             
        
        
        
Answer:
The process of cellular respiration allows plants to break down glucose into ATP.
Explanation:
Although plants use photosynthesis to produce glucose, they use cellular respiration to release energy from the glucose.
 
        
             
        
        
        
Answer:
Nuclei and vacuole 
Explanation:
But in animal cell vacuole are temporary exist