Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 25, Problem 23RQ
The production of megaphylls by many different species of plants is an example of.
- parallel evolution
- analogy
- divergent evolution
- homology
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Chapter 25 Solutions
Biology 2e
Ch. 25 - Figure 25.6 Which of the following statements...Ch. 25 - Figure 25.14 Which of the following statements...Ch. 25 - Figure 25.24 Which of the following statements...Ch. 25 - The land plants are probably descendants of which...Ch. 25 - Alternation of generations means that plants...Ch. 25 - Which of the following traits of land plants...Ch. 25 - How does a haplontic plant population maintain...Ch. 25 - What characteristic of Charales would enable them...Ch. 25 - Which one of these characteristics is present in...Ch. 25 - A scientist sequences the genome of Chara, red...
Ch. 25 - Which of the following features does not support...Ch. 25 - Which of the following structures is not found in...Ch. 25 - Stomata appear in which group of plants? Charales...Ch. 25 - The chromosome complement in a moss protonema is:...Ch. 25 - Why do mosses grow well in the Arctic tundra? They...Ch. 25 - A botanist travels to an area that has experienced...Ch. 25 - Microphylls are characteristic of which types of...Ch. 25 - A plant in the understory of a forest displays a...Ch. 25 - The following structures are found on the...Ch. 25 - The dominant organism in fern is the sperm spore...Ch. 25 - What seedless plant is a renewable source of...Ch. 25 - How do mosses contribute to returning nitrogen to...Ch. 25 - The production of megaphylls by many different...Ch. 25 - Why did land plants lose some of the accessory...Ch. 25 - What is the difference between extant and extinct?Ch. 25 - Describe at least two challenges that cactuses had...Ch. 25 - Describe a minimum of two ways that plants changed...Ch. 25 - To an alga, what is the main advantage of...Ch. 25 - In areas where it rains often, mosses grow on...Ch. 25 - What are the three classes of bryophytes?Ch. 25 - Describe two adaptations that are present in...Ch. 25 - Bryophytes form a monophyletic group that...Ch. 25 - How did the development of a vascular system...Ch. 25 - Which plant is considered the most advanced...Ch. 25 - Ferns are simultaneously involved in promoting...
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- Which of the following structures or systems is not unique to plant evolution?a. chloroplastsb. vascular tissuec. seedsd. flowers and fruitsarrow_forwardPhylogenetic classification is based on _______. overall similarities habit of plants common evolutionary descendants all of thesearrow_forwardWhich of the following evidences would BEST determine whether two plant species share a recent common ancestor? Group of answer choices seed development fossil record DNA sequences habitat distributionarrow_forward
- Salt-tolerant plants such as those found in salt marshes are called: Group of answer choices Angiosperms Halophytes Mangroves Gametophytesarrow_forwardWhich of the following statements is NOT true? Answers Bryophytes and ferns have the same type of life cycle Bryophytes were the first land plants In ferns, the dominant generation is the diploid stage organism The adaptation of seeds allowed plants to sexually reproduce on land without the need for water All of the above are true Please explain which one is correct.arrow_forwardIn which of the following plant group the gametophyte is the dominant generation? Group of answer choices Liverworts Flowering plants Angiosperms Dicotsarrow_forward
- This family is especially important to us because it includes plants that provide us with large quantities of protein. Poaceae Rutaceae Fabaceae Rosaceaearrow_forwardThe land plants are probably descendants of which of these groups?a. green algaeb. red algaec. brown algaed. angiospermsarrow_forwardThe production of megaphylls by many different species of plants is an example of _____. a. parallel evolution b. analogy c. divergent evolution d. homologyarrow_forward
- The kingdom Plantae constitutes large and varied groups of organisms. There are more than 300,000 species of identified and cataloged plants. Using the geologic record, discuss and explain when and how plants colonized the land. Include the adaptations that enabled them to survive on land amid the harsh environmental conditions.arrow_forwardWhich of the following is a universal feature of the life cycles of land plants? Genetically identical gametophyte and sporophyte stages Multicellular haploid and diploid gametes Morphologically identical gametophyte and sporophyte stages Alteration of generations between haploid gametophytes and diploid sporophytesarrow_forwardYou can use plants grown in pots in a growth chamber to investigate many ecological and evolutionary research questions. Identify an interesting ecological or evolutionary research question, then design an experiment to address this question using a plant system. To come up with your research question, think of questions related to topics covered in lecture. The following questions are very general, but might give you some ideas as you develop your own, more specific, question.• Which species in a group of species is the best intraspecific competitor?• Which species in a group of species is the best interspecific competitor? • Is the best intraspecific competitor also the best interspecific competitor?• Does competitive exclusion occur between two species with similar ecological niches?• Does the outcome of interspecific competition change in different environments, or is the best competitor always the best competitor under all environmental conditions?• Similar to the question above –…arrow_forward
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