雅虎香港 搜尋

搜尋結果

  1. 2 天前 · IgM is the first class of immunoglobulin made by B cells as they mature, and it is the form most commonly present as the antigen receptor on the B-cell surface. When IgM is secreted from the cells, five of the basic Y-shaped units become joined together to make a large pentamer molecule with 10 antigen-binding sites.

  2. 2 天前 · Immune system, the complex group of defense responses found in humans and other advanced vertebrates that helps repel disease-causing entities. Immunity from disease is conferred by two cooperative defense systems: innate immunity and acquired immunity. Learn more about the immune system’s mechanisms and evolution.

  3. 2024年7月23日 · Antibody, a protective protein produced by the immune system in response to the presence of a foreign substance, called an antigen. Antibodies recognize and latch onto antigens in order to remove them from the body. Learn more about the function and structure of antibodies in this article.

    • 炎明熹gigi ig1
    • 炎明熹gigi ig2
    • 炎明熹gigi ig3
    • 炎明熹gigi ig4
    • 炎明熹gigi ig5
  4. 2024年7月22日 · Roman numeral, any of the symbols used in a system of numerical notation based on the ancient Roman system. The symbols are I, V, X, L, C, D, and M, standing respectively for 1, 5, 10, 50, 100, 500, and 1,000 in the Hindu-Arabic numeral system.

  5. 3 天前 · Instagram, online social media platform and social network service for photograph and video sharing. The app was launched in 2010 by cofounders Kevin Systrom and Mike Krieger, and it is now owned by Meta Platforms, Inc., the parent company of Facebook.

  6. 2024年8月23日 · Nucleus, in biology, a specialized structure occurring in most cells (except bacteria and blue-green algae) and separated from the rest of the cell by a double layer, the nuclear membrane. The nucleus controls and regulates the activities of the cell (e.g., growth and metabolism) and carries the genes.

  7. 3 天前 · As the head of the government of the United States, the president is arguably the most powerful government official in the world. The president is elected to a four-year term via an electoral college system. Since the Twenty-second Amendment was adopted in 1951, the American presidency has been.

  1. 炎明熹gigi ig 相關

    廣告
  2. 上個月有 超過 1 萬 名用戶曾瀏覽 non-igg-ab.creative-biolabs.com

    Order A Broad Spectrum of Pre-made & Customized Non-IgG Antibody Products.IgM.IgA.IgE. High Quality Non-igg Antibodies.For Mutiple Applications.From Various Species.Free Inquiry

  1. 其他人也搜尋了