RED ALGAE Definition & Meaning

red algae

plural noun

Biology.

marine algae of the phylum Rhodophyta, in which the chlorophyll is masked by a red or purplish pigment.

red algae

plural noun

the numerous algae that constitute the phylum Rhodophyta , which contain a red pigment in addition to chlorophyll. The group includes carrageen, dulse, and laver Also calledred seaweed

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�y��vlog History and Origins

Origin of red algae¹

First recorded in 1850–55

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Example Sentences

Examples have not been reviewed.

Biologists have found giant viruses in the deep sea and hiding in the genomes of red algae.

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Fish love to eat the former but tend to avoid the red algae, Edmunds says, allowing them to grow unchecked until they smother corals to death.

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Most are microscopic, single-celled organisms like amoebas, algae, and diatoms, but larger multicellular protists exist -- such as kelp, slime moulds, and red algae.

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The explorer attributed its color to red algae.

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But research on snowfields and glaciers across Iceland, Greenland and Scandinavia found red algae increases heat absorption by 13%.

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