Spinal cord terms name the part of the nervous system 
Fish
        
             
        
        
        
Answer:
abiotic 
Explanation:
abiotic - nonliving components of an ecosystem that can affect the living organisms.
Temperature is a nonliving component and it affects the organisms that live within a certain environment. 
Therefore the answer is Abiotic
Reasons its not the other answers: 
Biotic factors must be living things
Temperature is not a living thing therefore Biotic cannot be the answer
Same with living, temperature is not living therefore the answer cannot be living. 
Temperature plays a huge role in an ecosystem therefore it is considered an important component and the answer cannot be unimportant. 
 
        
             
        
        
        
The answer is D, the liver.
        
                    
             
        
        
        
Answer:
A. To enter sulfur dioxide to enter into the cell
 
        
             
        
        
        
In order to increase the rate of diffusion of materials in and out of the cell, the following modification can be done to the cell:
1. the shape of the cell can be changed to one that has high surface area to volume ration, for example sphere.
2.The cell can also divide into two in order to increase the surface area to volume ratio.