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  2. Multiple choice - Wikipedia

    en.wikipedia.org/wiki/Multiple_choice

    The options are the possible answers that the examinee can choose from, with the correct answer called the key and the incorrect answers called distractors. [4] Only one answer may be keyed as correct. This contrasts with multiple response items in which more than one answer may be keyed as correct. Usually, a correct answer earns a set number ...

  3. Mnemonic - Wikipedia

    en.wikipedia.org/wiki/Mnemonic

    Knuckle mnemonic for the number of days in each month of the Gregorian calendar.Each knuckle represents a 31-day month. A mnemonic device (/ n ə ˈ m ɒ n ɪ k / nə-MON-ik) [1] or memory device is any learning technique that aids information retention or retrieval in the human memory, often by associating the information with something that is easier to remember.

  4. Brain Games (2011 TV series) - Wikipedia

    en.wikipedia.org/wiki/Brain_Games_(2011_TV_series)

    How fear plays into your perceptions on things. Games and scenarios involving trying to remember things when there is fear involved, how sound effects and music can make a scene look scary. Silva plays a Russian-roulette type of game where he experiences the powers of dread. Trying to remember objects in a haunted house.

  5. Cell biology - Wikipedia

    en.wikipedia.org/wiki/Cell_biology

    Cell biology (also cellular biology or cytology) is a branch of biology that studies the structure, function, and behavior of cells. [1] [2] All living organisms are made of cells. A cell is the basic unit of life that is responsible for the living and functioning of organisms. [3] Cell biology is the study of the structural and functional ...

  6. Last universal common ancestor - Wikipedia

    en.wikipedia.org/wiki/Last_universal_common_ancestor

    The cell had a lipid bilayer; it possessed the genetic code and ribosomes which translated from DNA or RNA to proteins. The LUCA probably existed at latest 3.6 billion years ago, and possibly as early as 4.3 billion years ago [2] or earlier. The nature of this point or stage of divergence remains a topic of research.

  7. Memory B cell - Wikipedia

    en.wikipedia.org/wiki/Memory_B_cell

    B lymphocytes are the cells of the immune system that make antibodies to invading pathogens like viruses. They form memory cells that remember the same pathogen for faster antibody production in future infections. In immunology, a memory B cell (MBC) is a type of B lymphocyte that forms part of the adaptive immune system.

  8. Cognitive map - Wikipedia

    en.wikipedia.org/wiki/Cognitive_map

    The same cells can be used for constructing several environments, though individual cells' relationships to each other may differ on a map by map basis. [8] The possible involvement of place cells in cognitive mapping has been seen in a number of mammalian species, including rats and macaque monkeys. [20]

  9. Procedural memory - Wikipedia

    en.wikipedia.org/wiki/Procedural_memory

    William James, within his famous book: The Principles of Psychology (1890), suggested that there was a difference between memory and habit. Cognitive psychology disregarded the influence of learning on memory systems in its early years, and this greatly limited the research conducted in procedural learning up until the 20th century. [ 1 ]