About 127,000 results
Open links in new tab
  1. Parasitism - Wikipedia

    Parasitism is a kind of symbiosis, a close and persistent long-term biological interaction between a parasite and its host. Unlike saprotrophs, parasites feed on living hosts, though some parasitic fungi, …

  2. Parasitism | Definition & Examples | Britannica

    Dec 5, 2025 · Parasitism, relationship between two species of plants or animals in which one benefits at the expense of the other, sometimes without killing the host organism.

  3. What Is Parasitism? Definition and Examples - Biology Insights

    4 days ago · Parasitism is one of the most common and ecologically significant symbiotic relationships, driving co-evolution across nearly all kingdoms of life. This relationship is defined by a fundamental …

  4. 16.4: Parasitism - Biology LibreTexts

    Parasitism is a close relationship between species, where one organism, the parasite, lives on or inside another organism, the host, causing it some harm, and is adapted structurally to this way of life …

  5. PARASITISM Definition & Meaning - Merriam-Webster

    The meaning of PARASITISM is the behavior of a parasite.

  6. Parasitism - Definition, Types, Examples, and Diagram

    Sep 26, 2023 · Parasitism is a long-term, symbiotic relationship in which one organism, the parasite, lives on or within another organism, the host. The parasite derives nutrients, shelter, or other …

  7. Parasitism Definition and Examples

    Aug 30, 2022 · Parasitism is a symbiotic relationship between two species in which one organism benefits, while the other suffers harm. The parasite species gains the advantage, while the host …

  8. Parasitism: Definition and Examples - ThoughtCo

    Oct 24, 2019 · Parasitism is defined as a relationship between two species in which one organism (parasite) lives on or within the other organism (host), causing the host some degree of harm. A …

  9. Parasitism Interaction- Definition and Types with Examples

    Aug 3, 2023 · Parasitism is a type of ecological association between species where one of the species benefits from the association at the expense of the other, usually without killing the organism.

  10. Parasitism: Definition, Types, Facts & Examples - Sciencing

    Jun 26, 2019 · In parasitism, a parasite can infect the circulatory systems, organs, surfaces and other body parts of an animal, or it can attack a plant's system. The host receives no benefit and suffers …