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alga    
n. 藻类,海藻

藻类,海藻

alga
n 1: primitive chlorophyll-containing mainly aquatic eukaryotic
organisms lacking true stems and roots and leaves [synonym:
{alga}, {algae}]


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  • Association of Local Government Auditors
    ALGA empowers our local government auditing community through excellence in advocacy, education, communication, and collaboration to protect and enhance the public good while embracing diversity, equity, and inclusiveness
  • Algae - Wikipedia
    Most algae are single-celled organisms without roots, leaves, or stems Most are photoautotrophs and the main primary producers of aquatic ecosystems, although some are mixotrophs that derive metabolic energy both from internal photosynthesis and from foraging external nutrients
  • Algae | Definition, Characteristics, Classification, Examples, Facts . . .
    Algae are defined as a group of predominantly aquatic, photosynthetic, and nucleus-bearing organisms that lack the true roots, stems, leaves, and specialized multicellular reproductive structures of plants Their photosynthetic pigments are also more varied than those of plants, and their cells have features not found among plants and animals
  • ALGA Definition Meaning - Merriam-Webster
    The meaning of ALGA is any of a diverse group of chiefly photosynthetic and aquatic plantlike organisms that range from unicellular to large multicellular forms, are typically classified as protists, and include the green, yellow-green, brown, golden-brown, and red algae in the eukaryotes and especially formerly the cyanobacteria in the
  • Algae – Definition, Examples, Characteristics
    Algae are primarily aquatic, photosynthetic organisms that are often simple in structure and range from unicellular microalgae, like diatoms, to multicellular forms, such as giant kelp
  • Algae - New World Encyclopedia
    Algae (singular alga) are a large and diverse group of photosynthetic, eukaryotic, plant -like organisms that use chlorophyll in capturing light energy, but lack characteristic plant structures such as leaves, roots, flowers, vascular tissue, and seeds
  • What are Algae . . . and What is so Amazing about Them?
    But unlike plants, algae have no roots, leaves, or flowers Our cover illustrates some of the incredible stories of algae The left side of the cover shows one of the most amazing things about certain algae: they glow in the dark
  • This Alga Rewrites the Rules of Photosynthesis To Survive in the . . .
    This single-celled alga harvests far-red light by organizing chlorophyll molecules into large, cooperative clusters within its photosynthetic antenna Credit: Yuki Isaji, Soichiro Seki A hidden rearrangement of ordinary chlorophyll allows certain algae to access light others cannot Life in dim environments pushes photosynthetic organisms to their limits In places where sunlight is scarce or
  • Algae - Definition and Examples - Biology Online Dictionary
    Algae are photosynthetic organisms that possess photosynthetic pigments such as chlorophyll However, they lack true roots, stems, and leaves characteristic of vascular plants Some of them are unicellular whereas others are multicellular They may also form colonies Most algae are aquatic





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