Term
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Definition
| one or more polysaccharides containing sulfated galactose obtained from the walls of some red algae. |
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Term
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Definition
| red algal polysaccharide (phycocolloid) similar to agar, but needing higher concentration to form gel |
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Term
| Complementary chromatic adaptation |
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Definition
| change in the proportions of different photosynthetic pigments enabling optimum absorption of available wavelengths of light. |
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Term
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Definition
| primary product of photosynthesis in the Rhodophyta. |
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Term
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Definition
| a continuous area between two red algal cells consisting of an aperture in a cross wall, a plug, and a plug cap. |
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Term
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Definition
| rhombohedral crystals of calcium carbonate. |
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Term
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Definition
| orthorhombic crystals of calcium carbonate. |
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Term
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Definition
| the play of colors caused by refraction and interference of light waves at the surface. |
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Term
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Definition
| parasite that is closely related to the host. |
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Term
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Definition
| parasites that are not closely related to the host. |
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Term
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Definition
| red algae used in the production of agar. |
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Term
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Definition
| female gametangium in the red algae. |
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Term
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Definition
| usually diploid cells that form the carposporangia in the Rhodophya |
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Term
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Definition
| carpospores-producing sporangium derived directly, or indirectly, from the zygote in the red Algae |
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Term
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Definition
| usually diploid spore produced by the carposporangium in the red algae. |
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Term
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Definition
| usually diploid plant forming tetraspores in the Rhodophyceae. |
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Term
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Definition
| spore formed in a tetrasporangium, usually by meiosis. |
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Term
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Definition
| a cell that receives a nucleus from the zygote in the red algae. |
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Term
| Generative auxiliary cells |
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Definition
| cell in the Rhodophyta forming the gonimoblast filaments. |
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Term
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Definition
| long colorless part of a carpognium that receives the spermatium in the Rhodophyceae. |
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Term
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Definition
| a cell that bears the carpogonial branch in some Rhodophyta. |
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Term
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Definition
| male gametangium forming one speramatium in the Rhodophyta |
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Term
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Definition
| a sporangium producing four tetraspores, usually by meiosis. |
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Term
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Definition
| repeated sequence of events that occur about 24-hour intervals. |
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Term
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Definition
| a sporangium forming two meiospores in the red algae. |
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Term
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Definition
| a sporoagnium that forms a monospore in the Rhodophyta. |
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Term
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Definition
| sporangium producing more than one asexual spore in the Rhodophyta. |
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Term
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Definition
| reproduction without the fusion of gametes. |
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Term
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Definition
| asexual spore that germinates to re-form the parent in the Rhodophyta. |
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Term
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Definition
| in the Rhodophyta, those cells under the carpogonium. |
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Term
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Definition
| cavity in the thallus where gametangia are produced. |
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Term
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Definition
| wart-like surface elevation containg the reproductive structures in the Rhodophyta. |
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Term
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Definition
| lower part of the thallus composed of large cells in the coralline reds. |
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Term
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Definition
| outer part of the thallus in the coralline Rhodophyta. |
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Term
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Definition
| environment made up of coralline algae. Also refers to fertilizer manufactured by grinding up coralline algae. |
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Term
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Definition
| branching multicellular filament on a red alga. |
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Term
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Definition
| specialized reproductive branches in Polysiphonia (red alga). |
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