Hi !!
I'm pretty sure the answer is 
C. All cells are produced by other living cells
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Answer:
yes sure of it 
Explanation:
Proteins are made up of amino acids that join together to form long chains. You can think of a protein as a string of beads in which each bead is an amino acid Antibodies are proteins in your blood that help protect your body from harmful invaders like bacteria and viruses. ... Without these antibodies,bacteria and viruses would be free to multiply and overwhelm your body with the disease they cause
 
        
             
        
        
        
The liver is your largest internal organ. About the size of a football, it's located mainly in the upper right portion of your abdomen — beneath the diaphragm and above your stomach — but a small portion extends into the upper left quadrant.
        
                    
             
        
        
        
Is a branch of science concerned with the description, prediction, and understanding of natural phenomena, based on observational and empirical evidence.
        
             
        
        
        
Answer:
C. A fossil is any trace of prehistoric life
Explanation:
None of the other answer choices are reasonable enough to be true. I hope this can help you!