Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN: 9781305389892
Author: Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher: Cengage Learning
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Chapter 28, Problem 10TYK
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Glittering wood-moss (Hylocomium splendens) is a species of moss that can be found in Alaska and Canada. Based on what you know about mosses, what is likely true of the female gametes of glittering wood-moss? A) They are haploid.B) They lack flagella.C) They are produced when the gametophyte undergoes meiosis.D) They are smaller than the male gametes.E) They are housed in archegonia.
Which of the following IS found in basal land plants (Embryophyta), but NOT found in Chara?a. Multicellular gametangia with sterile jacket.b. Diploid mitosis.c. Photoautotrophous gametophyted. Haploid mitosis.e. Sperm cells with two flagella
Chapter 28 Solutions
Biology: The Dynamic Science (MindTap Course List)
Ch. 28.1 - How did plant adaptations such as a root system, a...Ch. 28.1 - Describe the difference between homospory and...Ch. 28.2 - Give some examples of bryophyte features that...Ch. 28.2 - Prob. 2SBCh. 28.3 - Compare and contrast the lycophyte and bryophyte...Ch. 28.3 - Prob. 2SBCh. 28.3 - Prob. 3SBCh. 28.4 - What are some important ecological and economic...Ch. 28.4 - Prob. 2SBCh. 28 - Which of the following is not an evolutionary...
Ch. 28 - Prob. 2TYKCh. 28 - Prob. 3TYKCh. 28 - Which is the correct matching of phylum and plant...Ch. 28 - Which feature(s) do ferns share with all other...Ch. 28 - In addition to having simple vascular tissue,...Ch. 28 - Prob. 7TYKCh. 28 - Based solely on numbers of species, the most...Ch. 28 - Prob. 9TYKCh. 28 - Prob. 10TYKCh. 28 - Discuss Concepts Working in the field, you...Ch. 28 - Prob. 12TYKCh. 28 - Prob. 13TYKCh. 28 - Prob. 14TYKCh. 28 - Prob. 1ITDCh. 28 - Prob. 2ITD
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- In bryophytes, eggs are fertilized in a chamber on the ________ and a zygote develops into a _______. a. sporophyte; gametophyte b. gametophyte; sporophyte c. sorus; conearrow_forwardWhich of the following traits characterizes gymnosperms? a. The plants carry exposed seeds on modified leaves. b. Reproductive structures are located in a flower. c. After fertilization, the ovary thickens and forms a fruit. d. The gametophyte is longest phase of the life cycle.arrow_forwardWhich of the following structures is not found in bryophytes? a. a cellulose cell wall b. chloroplast c. sporangium d. rootarrow_forward
- Which two structures evolved though a series of changes in the reproductive biology among some heterosporous plants during the late Devonian period allowed spermatophytes (seed plants) to reduce or eliminate their dependence on water for gamete fertilization and development of the embryo and allowed them to colonize a much wider range of habitats?arrow_forwardWhat traits do bryophytes and tracheophytes have in common? Check all that you think apply.A) they both undergo alternation of generationsB) they both have chlorophylls a and b.C) they both have an asexual life cycle stage.D) they both have multicellular gametangiaE) they both have apical meristemsarrow_forwardHow does a haplontic plant population maintain genetic diversity? a. Zygotes are produced by random fusion. b. Gametes are created through meiosis. c. Diploid spores undergo independent assortment during mitosis. d. The zygote undergoes meiosis to generate a haploid sporophyte.arrow_forward
- Compare and contrast the following set of terms: a. ovulate cone and staminate cone b.pterophyte and pteridophyte c. thallophyte and tracheophyte d. cryptogram and phanerogamarrow_forwardIdentify each of the following structures as haploid or diploid.(A) sporophyte(B) spore(C) gametophyte(D) zygotearrow_forward2. A. An embryo sac (ovule) contains eight haploid nuclei.B. Three nuclei become three synergids, 2 polar nuclei, 3 antipodal nuclei. A.If statement A is wrong and B is correct. B.If both statements are wrong. C.If both statements are correct. D.If statement A is correct and B is wrong. 3. A. Inside a pollen grain there is a tube cell and generative cell. B. Generative cell divides to produce two sperm cells while the tube cell becomes pollen tube elongates along the style. A.If both statements are correct. B.If statement A is wrong and B is correct. C.If statement A is correct and B is wrong. D.If both statements are wrong.arrow_forward
- Which of the following genera most likely directly gave rise to the land plants? a. Volvox b. Chlamydomonas c. Ulva d. Charaarrow_forwardThe following evolutionary trends are seen in the seedless land plants. a. Gametophytes became photosynthetic. b. A key innovation accompanying the appearance of pterophytes was the haplodiplontic life cycle. c. The gametophyte generation became the dominant generation. d. There is increased protection of the sporophyte generation in its early developmental stages.arrow_forwardWhat would happen if the megaspore itself functioned as an egg and did not go on to produce other nuclei in a female gametophyte?arrow_forward
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