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  1. Contact Us | A.B. May Plumbing, Heating, Air & Electrical

    By checking this box, I consent to receive marketing and promotional texts, calls, and emails from or on behalf of AB May and its affiliates using an automated system or auto dialer for any purpose, …

  2. Blood Types Explained - A, B, AB and O - Red Cross Blood

    How Is My Blood Type Determined? It’s inherited. Like eye color, blood type is passed genetically from your parents. Whether your blood group is type A, B, AB or O is based on the blood types of your …

  3. AB Definition & Meaning - Merriam-Webster

    The meaning of AB is an abdominal muscle —usually used in plural. How to use ab in a sentence.

  4. Blood Types: What They Are and Mean for Your Health

    There are four main blood types: A, B, AB and O. Blood bank specialists determine your blood type based on whether you have antigen A or B on your red blood cells.

  5. AB Positive, AB Negative Blood | Rare Blood Type

    Less than 4% of the U.S. population have AB positive blood. AB positive blood type is known as the “universal recipient” because AB positive patients can receive red blood cells from all blood types.

  6. A.B. May Heating, A/C, Plumbing & Electrical

    Review Highlights “ I called AB May and they scheduled tech to come within 3 days & he fixed my washer within 30 minutes. ” in 118 reviews “ Nick and his supervisor cole cannon did such a fine job …

  7. Blood Types - A, B, AB, O, Rh - Science Notes and Projects

    Nov 28, 2023 · Learn about blood types, including A, B, AB, O and Rh+ and Rh-. See which blood type is the universal donor and universal recipient.

  8. Type AB Blood | Vitalant

    Because AB blood types are rare, it’s important that donors with this blood type donate on a regular basis. People with AB blood types are universal plasma donors, meaning any blood type can receive …

  9. AB - What does AB stand for? The Free Dictionary

    Looking for online definition of AB or what AB stands for? AB is listed in the World's most authoritative dictionary of abbreviations and acronyms

  10. Different Blood Types Explained: A, B, AB, and O - Health

    Dec 20, 2025 · There are different blood types: A, B, AB, and O, with each also being Rh-positive or Rh-negative. Knowing your blood type is important for safe blood transfusions and organ transplants.