Diffusion is the movement of particles from a high concentration area to a low concentration area.
Things that can go through a membrane are ions (charged), small polar molecules. Big molecules can't go through the membrane due to its large size and disrupting the membrane.
Passive transport is the movement of substances acrpss the cell membrane w/o the use of energy. Active transport needs energy to move substances across a cell membrane.
        
             
        
        
        
Answer:
A liquid, and example is water, since it can form into the shape of its container.
Explanation:
 
        
                    
             
        
        
        
The
correct answer is mutualistic bacteria in the hindgut of the termite digest the
cellulose into sugars.
 
<span>
Termites
depend upon the whole complex of microbes in their hindgut. Microbes inside the
termites help the breakage of the complex sugars like a cellulose into short-chain
fatty acids.</span>
        
             
        
        
        
Answer:
False, because phospholipids are a type of lipids and the nuclear envelope contains nucleic acids.
Explanation:
Hope this helps.
 
        
             
        
        
        
Answer:
The correct answer is option a. 
Explanation:
Power output refers to the power exerted at the time of performing physical activities. Power output is one of the best means of determining athletic performance at the time of exercise or any physical activity. When the athlete jumped over the treadmill, his output power enhanced abruptly, while the power input enhanced slowly over a duration of one to two minutes.