Small bones and hair can be found in owl pellets, These things arent digestible thus leading to them being regurgitated whole. 
        
                    
             
        
        
        
Answer:
b. dry
Explanation:
because the dry climate is warm
 
        
             
        
        
        
Mycoplasmas differ from other bacteria in that they Lack a cell wall.
Mycoplasmas are different from bacteria as it can cause a wide range of infections and diseases. Mycoplasmas are phenotypically distinguished from other bacteria by their small size and complete absence of a cell wall. Lack of cell wall can be used to separate the mycoplasms from bacteria. It is a genus of bacteria that, like other members of the class Mollicutes, lack a cell wall around their cell membranes. Peptidoglycan is absent. This property makes them naturally resistant to antibiotics that target cell wall synthesis. They can be parasitic or saprotrophic
Learn more about Mycoplasmas on:
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When an individual muscle fiber receives a threshold stimulus, it contracts as much as possible. ... a threshold stimulus is the minimum amount of energy needed to make a muscle fiber contract.