Question of the week - Week of 04-Jan-2018What type of immunoglobulin predominates in the respiratory system?

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Random questions
06-Jul-2016 The optimal density in the nursery pens is: 36% correct
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09-Nov-2017 What is a characteristic of immunoglobulins A (IgA)? 36% correct
04-Nov-2015 In Ukraine, the backyard farms represent: 30% correct
Difficult questions
19-Dec-2012 The PCV2 is known since 27% correct
16-Oct-2012 The feeding with a higher risk with respect to salmonellosis in the farms is: 29% correct
12-Nov-2013 Toxigenic Pasteurella multocida 28% correct
31-Dec-2014 What are the effects of organic minerals added to the diet on the productivity of sows? 28% correct