Algae (/ ˈældʒiː / ⓘ AL-jee, [3] UK also / ˈælɡiː / AL-ghee; sg.: alga / ˈælɡə / ⓘ AL-gə) is an informal term for any organisms of a large and diverse group of photosynthetic organisms that …

Dec 10, 2025 · algae, members of a group of predominantly aquatic photosynthetic organisms of the kingdom Protista. Algae have many types of life cycles, and they range in size from …

Sep 11, 2024 · Learn about algae in biology. Get examples and discover their definition, classification, characteristics, and importance.

Jun 4, 2016 · Algae are a diverse group of aquatic organisms that have the ability to conduct photosynthesis. Certain algae are familiar to most people; for instance, seaweeds (such as …

Aug 9, 2025 · Algae are a group of autotrophic, non-vascular thalloid plants with unicellular or multicellular, non-jacketed sex organs without any formation of an embryo.

They are similar to plants, as they contain a pigment called chlorophyll to photosynthesise (converting sunlight, water and carbon dioxide to oxygen and sugar), but their cells, structure …

Jan 15, 2025 · Algae are a fascinating and diverse polyphyletic group of mostly photosynthetic organisms. These life forms range dramatically in size and complexity, from microscopic …

Algae are a diverse group of plant-like organisms, with over 70,000 different species that can be found around the globe. These aquatic organisms use photosynthesis to create food from …

Dec 5, 2025 · Algae are a diverse set of organisms that can be found just about anywhere around the globe, from the artic circle to the underwater volcanic vents. These organisms conduct …

Aug 5, 2025 · Algae aren’t a single organism or even a single lineage. The term “algae” is used to describe a wide array of photosynthetic protists—organisms that don’t fit neatly into the plant, …