When the body is given weakened/dead pathogenic material this helps build up an immune system towards the actual live infection. It prepares the body for the infection so that the person does not get sick.
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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IN FRONT of your vehicle.