Answer:
8
Explanation:
What is the number of white blood cells permitted in a unit of leukoreduced red cells? 8 g/dL owing to chemotherapy with a drug known to cause bone marrow depression and immunodeficiency.
 
        
             
        
        
        
The correct answer is B. 
When your body and mind are fatigued you are out into a field of fuzziness. When dealing with extreme fatigue, there is the obvious problem of falling asleep in the road, which could result in terrible and most likely fatal accidents. But there are also other problems mentally and visually that can occur that would impair your driving ability when facing extreme fatigue. 
I hope this helps! :)
        
             
        
        
        
A because it pertains the the ecosystem
        
             
        
        
        
What this student thought was happening is called spontaneous generation. Spontaneous generation is a body of thought on the ordinary formation of living organisms without descent from similar organisms
HOWEVER, the student was wrong because it is impossible for organisms to be spawned out of nothing. The organisms appeared due to bacteria on the meat and in the air.
        
                    
             
        
        
        
Accumulation of carbon dioxide is responsible for the increase in dough size