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- Which of the following traits of land plants allows them to grow in height? alternation of generations waxy cuticle tracheids sporopolleninDescribe the difference between homospory and heterospory, and explain how heterospory paved the way for other reproductive adaptations in land plants.The land plants are probably descendants of which of these groups? green algae red algae brown algae d. angiosperms
- 1. Trace the evolutionary origin of Ptreidophytes1. What is the physiologic function of pigments in plants? 2. Give the pharmaceutical uses of green and yellow pigments.1. Distinguish between succulent Ephorbiaceae and Cactaceae especially when considering sterile plants. 2. Take a closer look at the specimens of Malvaceae. Would you agree to the new classification system placing four families into one big family Malvaceae? Explain. I notice you only answer 3 questions su i cut it.
- 1. What is a vegetable? How is it different from fruit? 2. Explain the importance of fruits in plant reporduction1. What are the features that would link the hornworts to the vascular plants? Answer it throroughly and please, do not just copy from somewhere.1. What parts of a fern are diploid? 2. In ferns, where does the switch from diploid to haploid occur?
- In addition to having simple vascular tissue, seedless vascular plants differ from all bryophytes in that: a. they do not require free water for fertilization. b. the sporophyte generation is dominant. c. most do not require a moist, humid, or shaded habitat. d. the group is much more diverse, with many more speciesoverall. e. most have a feathery or flattened thallus.Which of the following is not an evolutionary trend among plants? a. developing vascular tissues b. becoming seedless c. having a dominant diploid generation d. producing nonmotile gametes e. producing two types of sporesWhich is the correct matching of phylum and plant group? a. Hepatophyta: liverworts b. Anthocerophyta: mosses c. Bryophyta: horsetails d. Lycophyta: ferns e. Monilophyta: hornworts