Q.

Which of the following is a function performed by the platelets?

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a

Form antibodies

b

Kill antigens

c

 Fight with pathogens

d

Aggregate to form clots

answer is A.

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Detailed Solution

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The main function of platelets is to stop bleeding and prevent blood loss.  

When a blood vessel is cut or damaged, the body sends signals to platelets and directs them to the site of injury.  On reaching the injury site, the platelets aggregate to form a clot that helps to stop the bleeding.


 

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