Algal Definition & Meaning - Merriam-Webster
Web: 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 prokaryotes.
Algae - Wikipedia
WebAlgae ( UK: / ˈælɡiː / AL-ghee, US: / ˈældʒiː / AL-jee; [3] sg.: alga / ˈælɡə / AL-gə) are any of a large and diverse group of photosynthetic, eukaryotic organisms. The name is an informal term for a polyphyletic grouping that includes species from multiple distinct clades.
Algae | Definition, Characteristics, Classification ... - Britannica
WebApr 23, 2024 · Algae | Definition, Characteristics, Classification, Examples, & Facts | Britannica. Home Science Biology Fungi, Protists & Viruses. algae. organism. Also known as: Phycophyta, alga, algas. Written by. Robert A. Andersen.
Algae - Photosynthesis, Diversity, Nutrition | Britannica
WebForm and function of algae. The algal cell. Algal cells are eukaryotic and contain three types of double-membrane-bound organelles: the nucleus, the chloroplast, and the mitochondrion. In most algal cells there is only a single nucleus, although some …
Explainer: what causes algal blooms, and how we can stop them
WebJan 10, 2019 · But what are algae blooms? What causes them, and can we prevent them? Microscopic algae are fundamental to life on earth. These tiny plants provide the fuel that drives marine and freshwater...
What Are Algae? | Live Science
WebJun 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 kelp or phytoplankton),...
Algae | Botany Basics | Biology Dictionary
WebApr 17, 2019 · Algae is a term used to describe a large, diverse group of eukaryotic, photosynthetic organisms. Algae can be unicellular, live in colonies, or even be multicellular. The wide variety algae makes them hard to classify. Algae span both terrestrial and marine environments, growing almost anywhere there is water and sunlight.
Algae - Photosynthesis, Diversity, Ecology | Britannica
WebAlgae are almost ubiquitous throughout the world and can be categorized ecologically by their habitats. Planktonic algae are microscopic and grow suspended in the water, whereas neustonic algae grow on the water surface and can be micro- or macroscopic.
Algae - New World Encyclopedia
WebAlgae (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.
The Good, the Bad, and the Algae - NASA Science
WebJun 24, 2015. Article. Algae are complicated. The little plants can be both good and bad. Single-celled algae called phytoplankton are a main source of food for fish and other aquatic life, and account for half of the photosynthetic activity on Earth—that’s good.
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