Campbell Biology: Concepts & Connections, Books a la Carte Plus Mastering Biology with Pearson eText - Access Card Package (9th Edition)
9th Edition
ISBN: 9780134536347
Author: Martha R. Taylor, Eric J. Simon, Jean L. Dickey, Kelly A. Hogan, Jane B. Reece
Publisher: PEARSON
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Textbook Question
Chapter 17, Problem 5TYK
The eggs of seed plants are fertilized within ovules, and the ovules then develop into
a. seeds.
b. spores.
c. fruit.
d. sporophytes.
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Check out a sample textbook solutionStudents have asked these similar questions
Which of the following is false?
A. Oak trees have flowers
B. Gymnosperms make pollen
C. Ferns have seeds
D. Corn plants have rubisco
Fruits do not form in gymnosperms becausea. in gymnosperms, the seed is surrounded by the ovule.b. in angiosperms, the ovary is surrounded by the ovule.c. in gymnosperms, the ovule is surrounded by the ovary.d. in angiosperms, the ovule is surrounded by the ovary.
What initial observation led the researchers to form a hypothesis?
A.) Seeds warmed by sunlight had higher germination rates.
B.) Pea plants are more efficient at photosynthesis.
C.) Moist paper towels increased germination rates.
D.) The germination rate was higher when seeds were directly exposed to sunlight.
Chapter 17 Solutions
Campbell Biology: Concepts & Connections, Books a la Carte Plus Mastering Biology with Pearson eText - Access Card Package (9th Edition)
Ch. 17 - In this abbreviated diagram, identify the four...Ch. 17 - Identify the cloud seen in each photograph....Ch. 17 - Angiosperms are different from all other plants...Ch. 17 - Which of the following structures produce eggs and...Ch. 17 - The eggs of seed plants are fertilized within...Ch. 17 - The diploid sporophyte stage is dominant in the...Ch. 17 - Prob. 7TYKCh. 17 - Prob. 8TYKCh. 17 - Prob. 9TYKCh. 17 - Prob. 10TYK
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- What adaptation do seed plants have in addition to the seed that is not found in seedless plants? a. gametophytes b. vascular tissue c. pollen d. chlorophyllarrow_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_forwardIn flowers, the structures that produce male gametophytes are called _______ ;the strcutures that produce female gametophytes are called _______ . a. pollen grains; flowers c. anthers; stigma b. stamen; carpels d. megaspores; microsporesarrow_forward
- The structure of the fern sporangium shown promotes spore dispersal by a ‘catapult’ mechanism. What is the driving force involved? A. Increased pressure within the sporangium B. Opening of the sporangium mouth C. Elastic rebound D. Water evaporation from the annulusarrow_forwardWhich of the following incorrectly pairs a sporophyte embryo with its food source? * A. Moss embryo-archegonium and gametophyte plant B. Fern embryo-female sporophyte surrounding archegonium C. Pine embryo-female gametophyte tissue in nucellus D. Corn embryo-3N endosperm tissue in seedarrow_forwardWhich of these pairs is mismatched? a. anther—produces microspores b. carpel—produces pollen c. ovule—becomes seed d. ovary—becomes fruit e. flower—is a reproductive structurearrow_forward
- What is the function of filiform apparatus in an angiospermic embryo sac? (a) Brings about opening of the pollen tube (b) Guides the pollen tube into a synergid (c) Prevents entry of more than one pollen tube into a synergid (d) None of thesearrow_forwardHow does double fertilization occur in flowering plants?a. The two sperm in a pollen tube fertilize the two egg cells present ineach female gametophyte.b. One of the two sperm in a pollen tube fertilizes the single egg in afemale gametophyte, and the other fuses with the two nuclei presentin the central cell.c. Two sperm, one contributed by each of two different pollen tubes,fertilize the two egg cells in a single female gametophyte.d. Two sperm contributed by separate pollen tubes enter a singlefemale gametophyte; one of the sperm fertilizes the egg cell, and theother fertilizes the central cell.e. None of the above is correct.arrow_forwarda. Distinguish between the sporophyte and the gametophyte generation in seedless vasculat plants b. Compare and contrast Lycopodium sp and Selaginella sp.arrow_forward
- What is the relationship between pollination and fertilization in flowering plants? Select one: a. Fertilization precedes pollinations. b. If fertilization occurs, pollination would be unnecessary. c. Pollination brings gametophytes together so that fertilization can occur. d. Pollination easily occurs between plants of different species.arrow_forwardCompare what happens to a spore mother cell as it gives rise to a spore with what happens to a spore as it gives rise to a gametophyte. a. The spore mother cell and the spore both go through meiosis. b. The spore mother cell and the spore both go through mitosis. c. The spore mother cell goes through mitosis, and the spore goes through meiosis. d. The spore mother cell goes through meiosis, and the spore goes through mitosis.arrow_forwardThe green, gametangia-bearing moss plant (a) is the haploid gametophyte generation (b) is the diploid sporophyte generation (c) is called a protonema (d) contains cells with single large chloroplasts (e) b and carrow_forward
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