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Quiz_Chp27_28 - C Anaerobic organisms cannot synthesis DNA...

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1. Which of the following is true of red algae (Rhodophyta)? A. They are important to deep-water communities of aquatic life, because they absorb wavelengths of light that penetrate deep in aquatic environments B. They are not “protists” because they are multicellular C. The “phyta” in their name (Rhodophyta) indicates they are true plants D. Their life cycle is much simpler than that of animals E. All of the above are true of red algae 2. Eukaryotes are distinguished from prokaryotes based upon 3. RNA is thought to be the first functional macromolecule in protobionts because___________
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Unformatted text preview: C. Anaerobic organisms cannot synthesis DNA D. B & C E. None of the above 4. Which of the following statements is NOT true with regard to prokaryotes A. Phylogenetic studies indicate that prokaryotes are not monophlyetic B. Prokaryotes are small, relatively simple organisms C. Prokaryotes are diverse in form, but are only able to obtain energy by parasitizing the cells of eukaryotic organisms, which limits their long term success on Earth D. The mitochondria and chloroplasts of eukaryotes are derived from prokaryotes that were engulfed via endosymbiosis E. A & C 5. These protists have one smooth and one hairy flagellum and were once considered to be fungi. Within this lineage are the water molds, downy mildews, and white rusts. One member of profound sociological and economic importance is Phytophora infestans , which causes potato late blight A. Diatoms B. Oomycetes C. Kinetoplastids D. Proteobacteria E. Gnetophyta...
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