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  2. Grading systems by country - Wikipedia

    en.wikipedia.org/wiki/Grading_systems_by_country

    In primary education, fractions of grades are identified with a + or −, which signifies a quarter (converted to either 0.8 or 0.3 if only one decimal place is used). Thus, a grade of 6.75 (or 6.8) could be written as 7−, whereas a grade of 7+ would count for 7.25 or 7.3. A 5.5 constitutes a pass, whereas 5.4 and below constitute a fail.

  3. American Mathematics Competitions - Wikipedia

    en.wikipedia.org/wiki/American_Mathematics...

    The AMC 8 is a 25 multiple-choice question, 40-minute competition designed for middle schoolers. [4] No problems require the use of a calculator, and their use has been banned since 2008. Since 2022, the competition has been held in January. The AMC 8 is a standalone competition; students cannot qualify for the AIME via their AMC 8 score alone.

  4. Checkpoint - Wikipedia

    en.wikipedia.org/wiki/Checkpoint

    Checkpoint Systems, a provider of merchandise availability solutions for the retail industry; Checkpoint (rapid HIV testing facility), a former HIV testing facility based in Amsterdam; Check Point, a software company that is best known for its firewall and VPN products; Checkpoint, a tax and accounting database produced by Thomson Reuters

  5. Immune checkpoint - Wikipedia

    en.wikipedia.org/wiki/Immune_checkpoint

    This checkpoint is the target of Merck & Co.'s melanoma drug Keytruda, which gained FDA approval in September 2014. The checkpoint is also the target of EMD Serono (Merck KGaA)'s drug Bavencio, which gained FDA approval in 2017. An advantage of targeting PD-1 is that it can restore immune function in the tumor microenvironment.

  6. Checkpoint inhibitor - Wikipedia

    en.wikipedia.org/wiki/Checkpoint_inhibitor

    Checkpoint inhibitor therapy is a form of cancer immunotherapy. The therapy targets immune checkpoints , key regulators of the immune system that when stimulated can dampen the immune response to an immunologic stimulus.

  7. Academic grading in Hong Kong - Wikipedia

    en.wikipedia.org/wiki/Academic_grading_in_Hong_Kong

    Grade D: Pass or GCSE/GCE B; Grade E: Pass or GCSE/GCE C; Grade F: Failed; UNCL: Unclassified; Note: Grade C or above in a HKCEE subject is recognised as equivalent to an O-level pass (grade C or better) in an overseas GCE examination. But Grade E in HKCEE is commonly recognized as a pass for most employers and education institutes in Hong Kong.

  8. ChIP-on-chip - Wikipedia

    en.wikipedia.org/wiki/ChIP-on-chip

    The ChIP-on-chip technique using all of the ORFs of the genome (that nevertheless remains incomplete, missing intergenic regions) was then applied successfully in three papers published in 2000 and 2001. [7] [8] [9] The authors identified binding sites for individual transcription factors in the budding yeast Saccharomyces cerevisiae.

  9. Portal:Current events/September 2015 - Wikipedia

    en.wikipedia.org/wiki/Portal:Current_events/...

    In an education scandal in Egypt, a top student, Mariam Malak, says she's a victim of corruption and fraud with the school or the examination board purposefully swapping her final exam papers with another pupil, while she is thus assigned "Zero"-grade for each of the seven subjects. 40,000 online rally for her via a Facebook support page while ...