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Red blood cells that do not contain either A or B antigens on their surface are normally found in the person with blood type _____?

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Red blood cells that do not contain either A or B antigens on their surface are normally found in the person with blood type _____? Answer: O

Type O is called the universal donor (especially O negative) because it lacks antigens that might trigger a reaction in recipients.

Question context

This question is part of 🦠 Microbiology within the broader 🧬 Medical Science subject and appears in the ETEA Educational Testing and Evaluation Agency preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.