Answer:
c. that is double stranded
 
        
             
        
        
        
This fossil must be younger than 475 million years old, because that is when land plants arose
        
                    
             
        
        
        
Answer:
(a) Simple reflex action response to external stimuli while Condition reflex action deals with learned or modified patterns of behaviour gained through experience. (b) Simple reflex action same in all members of a species while Condition reflex action different in members of a species.
Explanation:
 
        
             
        
        
        
Answer:
Power is measured at three different levels pertinent to flapping flight. The first level is metabolic power input (P met) to the muscles, directly of interest to a flying, foraging bird, and generally a realm of study for respiratory, thermal and chemical physiologists.P met is the rate the bird expends chemical energy to supply the flight muscles, and it may be measured using double-labeled ...