EBK BIOLOGY
5th Edition
ISBN: 8220101337627
Author: Maier
Publisher: PEARSON
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Chapter 24, Problem 5LTB
Summary Introduction
Introduction:
Flowers are the sexual organs of
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In flowers,the structure that produce male and female gametophytes are called______and____
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Two polar nucleii fusing with a sperm cell
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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_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_forwardSeeds are mature _______ ; fruits are mature_______ . a. ovaries; ovules c. ovules; ovaries b. ovules; stamens d. stamens; ovariesarrow_forward
- Figure 32.3 If the anther is missing, what type of reproductive structure will the flower be unable to produce? What term is used to describe a flower that is normally lacking the androecium? What term describes a flower lacking a gynoecium?arrow_forwardFigure 26.8 At what stage dees the diploid zygote form? when the female cone begins to bud from the tree at fertilization when the seeds drop from the tree when the pollen tube begins to growarrow_forwardAfter double fertilization: a zygote and ______ form. an ovule endosperm a cotyledon asuspensorarrow_forward
- Flowers are adaptations for _______arrow_forwardFRUIT PERSISTING FLORAL PARTS POSITION OF OVARY (HYPOGYNOUS, EPIGYNOUS, PERIGYNOUS) SYMMETRY (ACTINOMORPHIC / ZYGOMORPHIC) PERFECT / IMPERFECT NARRA (POD) MARIGOLD (ACHENE) PINEAPPLE HIBISCUS (GUMAMELA) SAMPAGUITA ROSE SUNFLOWER CHRYSANTHEMUM ORCHID LILYarrow_forwardDouble fertilization in flowering plants occurs by two sperms that fertilize: * 1p O polar nuclei and egg cell. egg cell and synergid cell none is correct two egg cells. egg cell and endosperm. rotic cells it consists ofarrow_forward
- Which of the following processes occurs in a plant's sexual life cycle? sporophytes produce gametes by meiosis sporophytes produce gametes by mitosis gametophytes produce gametes by meiosis gametophytes produce gametes by mitosisarrow_forwardWhich of the following is NOT part of the male reproductive parts of a flower? Anthers Sperm cells Microspores Ovule Pollenarrow_forwardIn regards to the life cycle of the flowering plants, one place meiosis takes place is; In the fully developed pollen grain In the growing seed In the calyx In the ovulearrow_forward
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