Algae | Definition, Characteristics, Classification, Examples, & Facts ...
网页2024年8月20日 · 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 microscopic Micromonas species to giant …
Algae – Definition, Examples, Characteristics - Science Notes and ...
网页2024年9月11日 · Algae are a diverse group of photosynthetic organisms that primarily live in aquatic habitats. The word “algae” is the plural of the singular term “alga”. The study of algae is phycology. Algae play a critical role in the environment and human industry, from forming the basis of aquatic food chains to being used in pharmaceuticals and ...
What Are Algae? - Live Science
网页2016年6月4日 · 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...
Algae - Wikipedia
网页Algae (UK: / ˈ æ l ɡ iː / AL-ghee, US: / ˈ æ l dʒ iː / AL-jee; [3] sg.: alga / ˈ æ l ɡ ə / 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 …
Algae - Definition, Characteristics, Types and Examples - BYJU'S
网页Algal Biofuel. What are Algae? Algae exist in environments ranging from oceans, rivers, and lakes to ponds, brackish waters and even snow. Algae are usually green, but they can be found in a variety of different colours.
Algae | Botany Basics - Biology Dictionary
网页2019年4月17日 · 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: Definition, Types, Characteristics &Amp; Reproduction
网页2024年6月2日 · Algae are a type of aquatic plant that contains chlorophyll and can carry out photosynthesis. They are similar to plants in that they are autotrophs, but they are not structurally similar to plants in their external appearance. Algae can be classified as red algae, green algae, or brown algae.
Algae - Photosynthesis, Diversity, Nutrition | Britannica
网页2024年8月20日 · Algae - Photosynthesis, Diversity, Nutrition: 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 cells are multinucleate.
Algae - Encyclopedia of Life
网页Algae are morphologically simple, chlorophyll-containing organisms that range from microscopic and unicellular (single-celled) to very large and multicellular. The algal body is relatively undifferentiated and there are no true roots or leaves.
Characteristics and importance of algae | Britannica
网页algae, Members of a group of mostly aquatic photosynthetic organisms (see photosynthesis) that defy precise definition. They range in size from the microscopic flagellate Micromonas to giant kelp that reach 200 ft (60 m) in length.