Div2Answers - d They provide energy for eukaryotic growth e...

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1. (T/F) Since choroplasts are descendants of ancient prokaryotes, they are valuable characters for establishing the phylogenetic history of eukaryotes. Answer: FALSE - they can be lost (in lecture handout) 2. You are worried the potatoes you planted this year are at risk of the blight that caused the death of a million people. Which supergroup does this pathogen belong to? a. Chromalveolata b. Rhizaria c. Opisthokonta d. Amoebozoa e. None of the above Answer: a 3. (T/F) All archaeplastids have chlorophyll a and b. Answer: FALSE - red algae lost chl b 4. Protected seeds are a common trait in which of the following groups? a. Bryophyta and Pteridiophyta b. Pteridiophyta and Coniferophyta c. Coniferophyta and Anthophyta d. Anthophyta e. none of the above Answer: D 5. Which of the following statements are false regarding chloroplasts and mitochondria? a) They contain DNA b) They have their own ribosomes c) All eukaryotes have mitochondria and chloroplasts.
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Unformatted text preview: d) They provide energy for eukaryotic growth e) None of the above Answer c 6. What is the primary distinction between Unikonts and Bikonts? a. Unikonts have one myosin gene & Bikonts have two myosin genes. b. Unikonts are eukaryotes & Bikonts are Archaea c. Unikonts have one flagellum & Bikonts have two flagella d. they are two different names for the same thing Answer: C 7. Which of the following characters is not a synapomorphy of Tracheophyta? a. vascular tissue b. waxy cuticle c. lignin d. roots e. reduced gametophyte Answer: B 8) Oh no, you've accidentally ingested a unicellular eukaryote! Which of these is LEAST likely to make you sick? a) a diplomonad b) a diatom c) a dinoflagellate d) a kinetoplastid e) a parabasalid (b, diatom) 9) Some unicellular eukaryotes have a major presence in the fossil record despite their tiny size, because they have cell walls made of: a) chitin b) calcium carbonate c) peptidoglycan d) silica e) iron oxide (d, silica)...
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This note was uploaded on 11/27/2009 for the course BIOEE 2780 at Cornell.

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Div2Answers - d They provide energy for eukaryotic growth e...

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