Go to school and find them
        
                    
             
        
        
        
The correct answer is: Both experienced the most rapid uptake of glucose at the beginning of the experiment.
The difference between pigs would be in their uptake of glucose during the whole experiment, where the younger guinea pig's cells took up more glucose than the older guinea pig's. This is because older guinea pigs have fewer glucose transporter proteins.
 
        
             
        
        
        
17 plant cells is the number of cells the student can see
 
        
             
        
        
        
Answer:
A
Explanation:
At the start of a drought, groundwater may not be noticeably lower (not B). Only aquifers near the ocean may become contaminated with salt water (not C). And it is definitely not D.
 
        
                    
             
        
        
        
Answer:
D: 4.6 x 
Explanation:
4.6 x 10^{9} = 4,600,000,000
Earth is approximately, 4.6 billion = 4,600,000,000 = 4.6 x 10^{9}