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Fill in the blanks: 1. The .......a.....

Fill in the blanks:
1. The .......a....... lymphoid organs provide the sites for interaction of lymphocytes with antigen, which then proliferate to become...b…
2. The thymus is a lobed organ located near the heart and beneath the ...C…
3.Spleen has a large reservoir of...d...

A

a - primary , b - antigen sensitive cells, c - collar bone , d - lymphocytes

B

a - secondary , b - receptor cells, c - breastbone, d - erythrocytes

C

a - primary , b - effector cells , c - breastbone

D

a - secondary , b - effector cells, c - breastbone , d - erythrocytes

Text Solution

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The correct Answer is:
D
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