WebA single layer of flattened cells on the outer surface of an herbaceous stem defines the. A. cortex. B. pith. C. epidermis. D. apical meristem. E. periderm. b. All of the following would be found in epidermis tissue except one. Choose the exception. A. guard cells B. companion cells C. cuticle D. stomata E. trichomes. WebProduction of only four megaspore mother cells per megasporangium. A micropyle is a (n): a. nutritive structure of the embryo. b. nutritive structure of the pollen grain. c. opening in the megaspore wall. d. opening in an integument. e. opening in the megasporangium. d. opening in an integument. With the evolution of the ovule, the unit of ...
Gymnosperms Flashcards Quizlet
WebStudy with Quizlet and memorize flashcards containing terms like 1. The first plants to produce seeds looked very much like A. mosses. B. horsetails. C. pines. D. quillworts. E. ferns., 2. After fertilization the integument of gymnosperms becomes A. a fruit. B. an embryo. C. a seed coat. D. nutritive tissue. E. an ovule., 3. The term gymnosperm … WebDefine Progymnosperms Closest relatives of seed plants. Developed extensively thickened woody stems through secondary growth. Seedless vascular plants. Now extinct. Included many large trees. Late Devonian. Extinct gymnosperms are 1. Seed ferns 2. Cordaites 3. Bennetitales Sets with similar terms B212: Chapter 30 20 terms alioth_lee banana pancake bites beachbody
Biology 2 Lecture Connect HW - Ch. 32 The Evolution and ... - Quizlet
WebStudy with Quizlet and memorize flashcards containing terms like What is the major characteristic that separates angiosperms from gymnosperms?, Three unique characteristics of angiosperms, Two major advantages to having a covered seed? and more. ... Created by. natasha_stewart894. Terms in this set (32) ... Webgymn/angiosperms to grow and become tall trees Gymnosperms include 1) cycads 2) ginkgos 3) conifers 4) gentophyta Cycads are palm like in appearance Ginkgos are 1) broad, flat, fan shaped 2) native to asia 3) dioecious Gentophytes possess vessel elements and have repro parts similar to flowering platns Dioecoius means WebTerms in this set (2) Angiosperms. Seed-producing flowering plants whose seeds are enclosed within an ovary. Seeds are enclosed inside an ovary, usually in a fruit. Seasonal (die during autumn/fall). Triploid (endosperm produced during triple fusion) Reproduction system: Present in flowers; can be unisexual or bisexual. Flat leaves. art burger \u0026 sushi bar