BIOLOGY W/MASTERINGBIOLOGY MOD >B<
11th Edition
ISBN: 9780134846156
Author: Campbell
Publisher: PEARSON
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Chapter 30, Problem 2TYU
Summary Introduction
Introduction: Seed plants are seed bearing plants and hence, reproduce with the help of seeds. The features of seed plants include:
- a) Reduced gametophytes.
- b) Presence of ovules.
- c) Presence of pollens.
- d) Heterospory.
Seed plants produce two spores of different sizes and sexes.
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Chapter 30 Solutions
BIOLOGY W/MASTERINGBIOLOGY MOD >B<
Ch. 30.1 - Contrast how sperm reach the eggs of seedless...Ch. 30.1 - What features not present in seedless plants have...Ch. 30.1 - WHAT IF? If a seed could not enter dormancy, how...Ch. 30.2 - Use examples from Figure 30.7 to describe how...Ch. 30.2 - Explain how the pine life cycle in Figure 30.4...Ch. 30.2 - Prob. 3CCCh. 30.3 - It is said that an oak is an acorns way of making...Ch. 30.3 - Compare and contrast a pine cone and a flower in...Ch. 30.3 - WHAT IF? Do speciation rates in closely related...Ch. 30.4 - Explain why plant diversity can be considered a...
Ch. 30.4 - Prob. 2CCCh. 30 - Describe how the parts of an ovule (integument....Ch. 30 - Although there are fewer Ihan 1,000 spedes of...Ch. 30 - Explain why Darwin called the origin of...Ch. 30 - Prob. 30.4CRCh. 30 - Where in an angiosperm would you find a...Ch. 30 - Prob. 2TYUCh. 30 - With respect to angiosperms, which of the...Ch. 30 - Which of thc following is not a characteristic...Ch. 30 - Gymnosperms and angiosperms liave tlie following...Ch. 30 - DRAW IT Use the letters a-d to label where on the...Ch. 30 - EVOLUTION CONNECTION The history of life has been...Ch. 30 - Prob. 8TYUCh. 30 - WRITE ABOUT A THEME: ORGANIZATION Cells arc the...Ch. 30 - Prob. 10TYU
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- What major reproductive adaptations facilitated the evolution of the seed?arrow_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_forwardWhat is the evolutionary significance of pollen and seeds?arrow_forward
- in a mung bean, there is an attachment of the funiculus to the ovule. what do you think is the position of the ovule from which this seed is derived?arrow_forwardWhat evolutionary advantages do seed provide over spores? What was early gymnosperm ecology like? What ecological role did gymnosperms perform as the dominant terrestrial plant type 250 million years ago? what were did angiosperms begin to replace gymnosperms as the new dominant plant type in terrestrial ecosystemsarrow_forwardthe evolutionary advantage of seed, pollen, flowers, and fruit?arrow_forward
- what evolutionary advantage does double fertilization provide angiosperms over gymnosperms?arrow_forwardHow and from where do cotyledons develop from for a bean seed?arrow_forwardIn some species, sepals look like petals, and both are collectively called “tepals.” Suggest an extension to the ABC hypothesis that could account for tepals.arrow_forward
- Answer the followign question: How many carpels are fused to form an apple? How might the fleshy pericarp aid in seed dispersal? How many carpels are fused to form a tomato?arrow_forwardSeed plants lack which of the following structure(s)? (a) ovules surrounded by integuments (b) microspores and megaspores (c) vascular tissues (d) a large, nutritionally independent sporophyte (e) a large, nutritionally independentgametophytearrow_forwardAnswer the following questions: How many carpels are fused to form an apple? How might the fleshy pericarp aid in seed dispersal? How many carpels are fused to form a tomato?arrow_forward
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