When.com Web Search

  1. Ad

    related to: class 11th biology ppt notes

Search results

  1. Results From The WOW.Com Content Network
  2. Priority (biology) - Wikipedia

    en.wikipedia.org/wiki/Priority_(biology)

    In botany, the principle if defined by the Shenzhen Code (or the International Code of Nomenclature for algae, fungi, and plants) in 2017 in its article 11: Each family or lower-ranked taxon with a particular circumscription, position, and rank can bear only one correct name.

  3. Immunoglobulin class switching - Wikipedia

    en.wikipedia.org/wiki/Immunoglobulin_class_switching

    Mechanism of class-switch recombination that allows isotype switching in activated B cells. Immunoglobulin class switching, also known as isotype switching, isotypic commutation or class-switch recombination (CSR), is a biological mechanism that changes a B cell's production of immunoglobulin from one type to another, such as from the isotype IgM to the isotype IgG. [1]

  4. Biology - Wikipedia

    en.wikipedia.org/wiki/Biology

    Biology is the scientific study of life. [ 1 ] [ 2 ] [ 3 ] It is a natural science with a broad scope but has several unifying themes that tie it together as a single, coherent field. [ 1 ] [ 2 ] [ 3 ] For instance, all organisms are composed of at least one cell that processes hereditary information encoded in genes , which can be transmitted ...

  5. Taxonomy (biology) - Wikipedia

    en.wikipedia.org/wiki/Taxonomy_(biology)

    A whole set of terms including taxonomy, systematic biology, systematics, scientific classification, biological classification, and phylogenetics have at times had overlapping meanings – sometimes the same, sometimes slightly different, but always related and intersecting. [1] [11] The broadest meaning

  6. MHC class I - Wikipedia

    en.wikipedia.org/wiki/MHC_class_I

    The epitope peptide is bound on extracellular parts of the class I MHC molecule. Thus, the function of the class I MHC is to display intracellular proteins to cytotoxic T cells (CTLs). However, class I MHC can also present peptides generated from exogenous proteins, in a process known as cross-presentation.

  7. Pinworm (parasite) - Wikipedia

    en.wikipedia.org/wiki/Pinworm_(parasite)

    In the United States, a study by the Center of Disease Control reported an overall incidence rate of 11.4% among children. [21] Pinworms are particularly common in children, with prevalence rates in this age group having been reported as high as 61% in India, 50% in England, 39% in Thailand, 37% in Sweden, and 29% in Denmark. [ 21 ]

  8. Homology (biology) - Wikipedia

    en.wikipedia.org/wiki/Homology_(biology)

    The term was first applied to biology in a non-evolutionary context by the anatomist Richard Owen in 1843. Homology was later explained by Charles Darwin's theory of evolution in 1859, but had been observed before this from Aristotle's biology onwards, and it was explicitly analysed by Pierre Belon in 1555.

  9. Zoology - Wikipedia

    en.wikipedia.org/wiki/Zoology

    Zoology (UK: / z u ˈ ɒ l ə dʒ i / zoo-OL-ə-jee, US: / z oʊ ˈ ɒ l ə dʒ i / zoh-OL-ə-jee) [1] is the scientific study of animals.Its studies include the structure, embryology, classification, habits, and distribution of all animals, both living and extinct, and how they interact with their ecosystems.