Answer:
A) Cytoplasm
B) Chloroplast
C)  Plasma membrane 
D) Cell membrane
E) Smooth endoplasmic reticulum & Rough endoplasmic reticulum 
F) Cell wall
Explanation:
Look at the picture below 
 
        
             
        
        
        
Explanation:
Observations allow us to collect data that we can connect back to the central problem. From this data we can start to form hypotheses (predictions on possible solutions or outcomes).
 
        
             
        
        
        
Answer:
Cells come from other living cells
All living things are composed of one or more cells 
The cell is the basic unit of life.