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  2. List of unsolved problems in biology - Wikipedia

    en.wikipedia.org/wiki/List_of_unsolved_problems...

    Developmental psychobiology posed this question since the lack of knowledge about the precise coordination of all cells, even those not related anatomically, in space and time during the embryonic period does not allow us to understand what forces at the cellular level coordinate four very general classes of tissue deformation, namely: tissue ...

  3. Irreducible complexity - Wikipedia

    en.wikipedia.org/wiki/Irreducible_complexity

    Irreducible complexity (IC) is the argument that certain biological systems with multiple interacting parts would not function if one of the parts were removed, so supposedly could not have evolved by successive small modifications from earlier less complex systems through natural selection, which would need all intermediate precursor systems to have been fully functional. [1]

  4. False positives and false negatives - Wikipedia

    en.wikipedia.org/wiki/False_positives_and_false...

    For example, when a pregnancy test indicates a woman is not pregnant, but she is, or when a person guilty of a crime is acquitted, these are false negatives. The condition "the woman is pregnant", or "the person is guilty" holds, but the test (the pregnancy test or the trial in a court of law) fails to realize this condition, and wrongly ...

  5. Theology of the Body - Wikipedia

    en.wikipedia.org/wiki/Theology_of_the_Body

    Theology of the Body is the topic of a series of 129 lectures given by Pope John Paul II during his Wednesday audiences in St. Peter's Square and the Paul VI Audience Hall between September 5, 1979, and November 28, 1984. It constitutes an analysis on human sexuality.

  6. Community (ecology) - Wikipedia

    en.wikipedia.org/wiki/Community_(ecology)

    A bear with a salmon. Interspecific interactions such as predation are a key aspect of community ecology.. In ecology, a community is a group or association of populations of two or more different species occupying the same geographical area at the same time, also known as a biocoenosis, biotic community, biological community, ecological community, or life assemblage.

  7. Biological applications of bifurcation theory - Wikipedia

    en.wikipedia.org/wiki/Biological_applications_of...

    Example of a biological network between genes and proteins that controls entry into S phase. However, with knowledge of network interactions and a set of parameters for the proteins and protein interactions (usually obtained through empirical research), it is often possible to construct a model of the network as a dynamical system .

  8. Play Just Words Online for Free - AOL.com

    www.aol.com/games/play/masque-publishing/just-words

    Just Words. If you love Scrabble, you'll love the wonderful word game fun of Just Words. Play Just Words free online! By Masque Publishing

  9. Immortality - Wikipedia

    en.wikipedia.org/wiki/Immortality

    Most symbolic representations of infinity or the life cycle are often used to represent immortality depending on the context they are placed in. Other examples include the Ouroboros, the Chinese fungus of longevity, the ten kanji, the phoenix, the peacock in Christianity, [126] and the colors amaranth (in Western culture) and peach (in Chinese ...