CAMPBELL BIOLOGY:CONCEPTS..W/JUNGLE>IC
15th Edition
ISBN: 9781269930741
Author: Reece
Publisher: PEARSON C
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Textbook Question
Chapter 31, Problem 8TYK
Houses ovulesa
a. pollen grain
b. ovule
c. anther
d. ovary
e. sepal
f. petal
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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.
A seed protects thea. embryo. b. ovule.
c. ovary.d. pollen grain.
Callase enzyme which dissolves callose of pollen tetrads to separate four pollens is provided by:
(a) pollens
(b) tapetum
(c) middle layers
(d) endothecium.
Chapter 31 Solutions
CAMPBELL BIOLOGY:CONCEPTS..W/JUNGLE>IC
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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- Pollen grains develop in which structure? a. the anther b. the stigma c. the filament d. the carpelarrow_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_forwardOnly angiosperms produce_______. a. pollen c. fruits b. seeds d. all of the abovearrow_forward
- Which 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_______ is the arrival of pollen on a receptive stigma.arrow_forwardCorn 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_forward
- Which 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_forwardFigure 14.26 If a flower lacked a megasporangium, what type of gamete would it not be able to form? If it lacked a microsporangium, what type of gamete would not form?arrow_forwardA seed is a(n)_______ . a. female gametophyte c. mature pollen tube b. mature ovule d. immature microsporearrow_forward
- The transfer of pollen grains from anther to stigma is (a) fertilization(b) double fertilization (c) pollination (d) germination (e) apomixisarrow_forwardIn a plant’s male reproductive organs, development of pollen takes place in a structure known as the ________. a. stamen b. microsporangium c. anther d. tapetumarrow_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