CAMPBELL BIOLOGY:CONCEPTS & CONNECTIONS
3rd Edition
ISBN: 9781323464175
Author: Pearson
Publisher: PEARSON C
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Chapter 31, Problem 4TYK
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A fruit is(A) a mature ovary.(B) a mature ovule.(C) a seed plus its integuments.(D) an enlarged embryo sac.
The integuments of an ovule will develop into the
a. embryo.
b. endosperm.
c. fruit.
d. seed coat.
After double fertilization, a zygote and ________ form. a. an ovule b. endosperm c. a cotyledon d. a suspensor
Chapter 31 Solutions
CAMPBELL BIOLOGY:CONCEPTS & CONNECTIONS
Ch. 31 - Prob. 1CCCh. 31 - In angiosperms, each pollen grain produces two...Ch. 31 - Prob. 3TYKCh. 31 - Prob. 4TYKCh. 31 - Prob. 5TYKCh. 31 - Produces sperm a. pollen gain b. ovule c. anther...Ch. 31 - Prob. 7TYKCh. 31 - Houses ovulesa a. pollen grain b. ovule c. anther...Ch. 31 - Prob. 9TYKCh. 31 - Prob. 10TYK
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- In 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_forwardPollen grains develop in which structure? a. the anther b. the stigma c. the filament d. the carpelarrow_forwardWhich of the following statements is false? a. Ferns produce seeds inside sori. b. Conifers do not produce fruits. c. Both gymnosperms and angiosperms produce pollen. d. Only angiosperms produce flowersarrow_forward
- Corn develops from a seedling with a single cotyledon, displays parallel veins on its leaves, and produces monosulcate pollen. It is most likely: a. a gymnosperm b. a monocot c. a eudicot d. a basal angiospermarrow_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 plants that lack endosperm in their mature seeds, the cotyledons function to (a) enclose and protect the seed (b) aid in seed dispersal (c) serve as an absorptive embryonic root (d) store food reserves (e) attach the embryo within the ovulearrow_forward
- From a developmental standpoint, a seed is best described as a(an): a. epicotyl. b. endosperm. c. ovary. d. mature spore. e. mature ovule.arrow_forwardModified leaves that enable a stem to climb are called __________, whereas modified leaves that cover the winter buds of a dormant woody plant are called __________. (a) spines; bud scales (b) bud scales; tendrils (c) tendrils; bud scales (d) tendrils; spines (e) carnivorous leaves; spinesarrow_forwardThe three main parts of a typical mature eudicot seed are the _______ . a. pollen grain, egg, and seed coat b. embryo, endosperm, and seed coat c. megaspores, microspores, and ovule d. embryo, cotyledons, and seed coatarrow_forward
- The transfer of pollen grains from anther to stigma is (a) fertilization(b) double fertilization (c) pollination (d) germination (e) apomixisarrow_forwardA seed protects thea. embryo. b. ovule. c. ovary.d. pollen grain.arrow_forwardAbundant and powdery pollen produced by small, indistinct flowers is probably transported by: a. bees and butterflies b. flies c. birds d. windarrow_forward
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General Embryology Review in 20 minutes; Author: Medical Animations;https://www.youtube.com/watch?v=4YKvVeVMmEE;License: Standard youtube license