The classification of algae in taxonomic groups remains a topic of some debate. The classic approach to classification focused on cell wall composition, storage products, and pigment production. While molecular techniques can be used to confirm the identity of algae, it is helpful for you to be able to recognize distinguishing features of algae as you conduct your survey. Fill in the blank with the appropriate algae group to correctly complete the sentence. Reset Help Phaeophyta Rhodophyta Chlorophyta Chrysophyta 1. Considered the progenitor of land plants, have 18S rRNA sequences comparable to plants 2 are utilized commercially to produce carrageenan and can photosynthesize at depths greater than 10 meters 3. Described as "hairy" in appearance produce alginic acid, which can be used as a thickening agent. 4. The is a diverse group that includes the diatoms, a major component of phytoplankton.
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The classification of algae in taxonomic groups remains a topic of some debate. The classic approach...
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