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Unit exam chapter 23 25 key

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“Unit Exam Chapter 23,25” Which of the following statements best describes secondary endosymbiosis? A host cell ingests another cell already containing a primary symbiont. In conifers, microspores develop into: Pollen grains Members of the supergroup Amoebozoa are characterized by: Locomotion via pseudopodia In the Gulf of Mexico, red tides caused by the dinoflagellate Karenia brevis cause massive fish kills as well as respiratory problems in humans. As an environmental scientist, what would you suggest concerned citizens do to help prevent these red tides? Reduce fertilizer use on lawns and gardens Using the information presented in the phylogenetic tree, place the traits in the correct category depending on whether they are found in all algae and land plants, streptophyte algae and land plants, or land plants only. Answer found in “Chapter 25 key” ?? Double fertilization is fertilization of an egg by one sperm and an endosperm-forming cell by another sperm. The photosynthetic activity of cyanobacteria takes place in their: Thylakoids Picea glauca is a seed-bearing plant. What other characteristic MUST be true of this species? It has vascular tissue Which protist would mos ...
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