The following equations have solutions

x + 2y — z = 3

2x — 2y + 3z = 2

3x — y + 2z =1

x — y + z = —1 

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#Question id: 1706

#Section 2: General Biology

Which of the following statements is the best example of a primary lymphoid organ?

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#Question id: 1707

#Section 2: General Biology

The thoracic duct:

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#Question id: 1708

#Section 2: General Biology

When antigen reaches a lymph node in a primed animal:

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#Question id: 1709

#Section 2: General Biology

What are the specialized cell type involved in the entry of lymphocytes into lymph nodes called?

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#Question id: 1790

#Section 2: General Biology

Which of the following is an example of an anti-apoptotic molecule?

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#Question id: 1810

#Section 2: General Biology

Allelic exclusion is not seen for: