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Home Q & A Board Biology-Related Homework Help General Biology
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khalasar99 khalasar99
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6 years ago
Active immunity occurs after transfer of antibodies from mother to fetus.
  ____________________ Indicate whether the statement is true or false.

Question 2

Each cytotoxic T cell expresses CD8 and 50,000 identical T cell receptors on its surface.
  ____________________ Indicate whether the statement is true or false.
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LakajLakaj
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6 years ago
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khalasar99 Author
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#2
6 years ago
Thank you

Can you answer the others that I've posted too? Face with Cold Sweat
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#3
6 years ago
I'll take a quick look at them
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