Not too long just like about 2 months
        
             
        
        
        
The likely purpose for the protruding fins that the dinosaurs may have on their body would be 
- temperature regulation, 
- defense, 
- ornamentation to attract a mate
<h3>Why would a dinosaur have this characteristics?</h3>
This is the way that the body of the dinosaur is built. They are shaped in this form for all of the reasons that have been listed above in the question. This is due to the fact that they want to attract their partners and also because of the temperature that may be prevalent in the surrounding. This is used as a control.
Hence the The likely purpose for the protruding fins that the dinosaurs may have on their body would be 
- temperature regulation, 
- defense, 
- ornamentation to attract a mate
Read more on dinosaurs here: brainly.com/question/17321635 
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Answer:
D I believe it is D because I remember that is mostly what he did along with writing papers which expresses his ideas
 
        
             
        
        
        
The results of Burger’s recent replication of Milgram’s obedience study suggest that <span>people's tendency to obey has remained about the same since Milgram's study.
Milgram's study was carried out in 1961 and it had to do with his experiment to see how people of different backgrounds and educational levels would react to listening to an authoritative figure who wants them to do something conflicting their morals. 
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Answer:
Active transport mechanisms do just this, expending energy (often in the form of ATP) to maintain the right concentrations of ions and molecules in living cells. ... Primary active transport directly uses a source of chemical energy (e.g., ATP) to move molecules across a membrane against their gradient.