Answer:
with dipping a paper towel strand into water.
Explanation:
this mimics the xylem.
 
        
                    
             
        
        
        
Dinoflagellates is the algal divison.
        
             
        
        
        
Answer:
how old the star is 
Explanation:
There are many characteristics that affect the brightness of stars. If two stars are the same temperature, same age, and same distance from the Earth, the larger one will appear brighter. If the temperature, age, or size is different, the one closest to Earth will appear brighter, even if that is the smaller one.
 
        
             
        
        
        
The poison dart frog suddenly increase if the predator that feeds off the dart frogs goes extinct or migrates to a different area then the dart fronts will have a much larger population. 
This means that the resources the dart frogs rely on will start to diminish and their prey will have smaller numbers
 
        
             
        
        
        
Female part) (male part) colorf<span>modified leaves that protect the developing </span>flower<span> bud</span> part