Answer:
...a force acts upon it.
Explanation:
"An object in motion tends to stay in motion unless a force acts upon it."
This same rule implies to running water. Water typically runs from a higher place to a lower place with the usage of gravity (except for certain rare cases). Until there is something blocking (for example, a dam, or a let down in the steepness of the drop), the water will continue to move forward. 
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 kidney failure<span>, </span>cancer, and infectious disease such as FIV                                             <span>Cats also suffer from hyperthyroidism, which causes high blood pressure, inflammatory bowel disease, </span>diabetes<span>, arthritis, and dental disease.</span>
        
                    
             
        
        
        
It has to increase in size and make extra proteins to get ready for division <span />
        
             
        
        
        
 Answer:
The external coverings of diatoms are made up of frustule which contains chloroplasts. Chloroplast is a organelle that has chlorophyll  pigment that captures light energy from the sun and utilize it for photosynthesis. Slime molds comes under category of fungi. Their cell wall is made up of cellulose. They undergo spore formation, their spore sac get rupture as cellulosic layer is light and releases spores which settles on the decaying plant matter.