I’m pretty sure it’s d hope that helped
Explanation:
The structure labeled as x is the
<h3><u>nucleus</u>. </h3>
<em>Hope</em><em> </em><em>this helps</em><em>.</em><em>.</em><em> </em><em>Good luck</em><em>!</em><em>!</em>
The answer is; cell surface receptors that are recognized as antigens by the recipient's immune system.
Therefore the organ is attacked as a foreign substance . This is why organ transplants are given by the closest family member to reduce the antigen variability that causes transplant rejection. Tissue typing is done to ensure that the organ or tissue is as similar as possible to the tissues of the recipient.
Answer:
go to google then look it up
Explanation:
See how annoying this is? If you're going to answer someone's question, give an actual answer.