Helps to reduce pollution in a community
        
             
        
        
        
<h2>The answer is:</h2>
B) All organisms that cannot synthesize their food by means of photosynthesis or chemo synthesis are heterotrophic.
<h2>Explanation:</h2>
All  those organisms that cannot manufacture their own food and instead obtains its food and energy by taking in organic substances in the process of photosynthesis usually in the animals and plants. All animals, protozoans, fungi, and most bacteria are heterotrophs.
 
        
        
        
That answer would be no. because not all of them are the same.
        
             
        
        
        
The intrinsic rate of the atrioventricular av bundle is 40 to 60 beats per minute (bpm).
<h3>
What is the Atrioventricular (AV) and the intrinsic rate?</h3>
Atrioventricular (AV)  can be regarded as the block that  usually altered the  interruption of impulse transmission between the  atria to the ventricles.
And this have the 40 to 60 beats per minute (bpm) as the intrinsic rate.
Read more on intrinsic rate here:
brainly.com/question/25545513
#SPJ11
 
        
             
        
        
        
False let me know if you would like me to explain.