Jacqueline Rabago
Canada has been a magnet for immigrants for decades, but recently the number of permanent residents applying...
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Joyce Rudolph
This video talks about the principle behind RT PCR. Reverse transcription polymerase chain reaction (RT-PCR) is a...
Walter Clauson
Protests in China this week against Covid restrictions and the country’s authoritarian rule were reminiscent of the...
Mary Zielinski
President Joe Biden and First Lady Jill Biden are excited to continue the tradition of welcoming volunteer decorators, performers,...
