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  1. Dec 28, 2023 · Reply. Unitary organisms are organisms that have a single body and form which has no division into specialized parts or organs. Examples of unitary organisms include amoeba and some single celled protozoa. Modular organisms are organisms that are made up of identical, individual parts.

  2. federalism. unitary state, a system of political organization in which most or all of the governing power resides in a centralized government, in contrast to a federal state. A brief treatment of the unitary state follows. For additional discussion, see Political system: Unitary nation-states; federation; confederation.

    • The Editors of Encyclopaedia Britannica
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    • Water
    • Nutrients
    • Photosynthetic Products

    The source of water is mainly the environment, i.e., the soil for rooted plants. The distribution of water within plants follows gradients of water potential from high water potential (source) to low water potential (sink). Sinks can be cells and tissues with high solute concentrations and hence low water potentials. The major sink for water is the...

    Whole-plant physiology boomed in the 1970s with studies of mineral nutrition (Pitman 1975; Sutcliffe 1976a, b; see Lüttge 2013). The important facts were that nitrogen and sulfur are available in the root medium in the oxidized forms of NO3− and SO42−. These anions are taken up by the roots, but N and S are required in the metabolism of plants in r...

    While nitrate and sulfate nutrition in the whole plant effectively is powered by source-sink relations of reduction potential (section “Nutrients”), the origin of source-sink concepts actually goes back to attempts of understanding long-distance phloem transport of photosynthetic products particularly sucrose, the major transport substance in the p...

    • Ulrich Lüttge
    • luettge@bio.tu-darmstadt.de
    • 2019
  4. Unitary organisms - Those whose whole form and program of development is predictable and determinate. (e.g.: all arthropods and vertebrates, birds, insects, reptiles, mammals...). • Modular organisms - Those in which growth occurs by the indeterminate pathway of repeated units of structure (modules).

  5. A unitary state, or unitary government, is a governing system in which a single central government has total power over all of its other political subdivisions. A unitary state is the opposite of a federation, where governmental powers and responsibilities are divided. In a unitary state, the political subdivisions must carry out the directives ...

  6. Nov 17, 2021 · noun. ( genetics) A Mendelian law which states that every genetic character of an organism is controlled by unit factors existing in pairs. Supplement. Breeding and testing about 5,000 pea plants, he was able to come up with crucial generalizations that were later on used as founding principles of the Mendelian inheritance or Mendel’s ...

  7. Colony (biology) In biology, a colony is composed of two or more conspecific individuals living in close association with, or connected to, one another. This association is usually for mutual benefit such as stronger defense or the ability to attack bigger prey. [1] Colonies can form in various shapes and ways depending on the organism involved.

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