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Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings PowerPoint Lectures for Biology: Concepts and Connections, Fifth Edition – Campbell,

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Presentation on theme: "Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings PowerPoint Lectures for Biology: Concepts and Connections, Fifth Edition – Campbell,"— Presentation transcript:

1 Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings PowerPoint Lectures for Biology: Concepts and Connections, Fifth Edition – Campbell, Reece, Taylor, and Simon Lectures by Chris Romero Chapter 17 Plants, Fungi, and the Colonization of Land

2 Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings 17.0 Adaptations of plants to four challenges of 1. Obtaining resources from both roots provide anchorage and absorb leaves absorb

3 Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings 2. Supporting the plant body – thick and 3. Maintaining moisture – waxy covering prevents – stomata prevent

4 Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings 4. Reproducing on land - plants are embryophytes - fertilized egg develops - while attached to and nourished by

5 Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings 17.1 Bryophytes – ex: – need to be covered with - for sperm to

6 Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings 17.2 Vascular plants (without _________) - have supportive - ex: - well-developed roots and - flagellated sperm that

7 Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings 17.3 Vascular plants (with ___________) - seed: - embryo packaged with - within a - seed plants - over 90% of

8 Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings 17.4 Gymnosperms - the earliest - seeds not protected in - cone-bearing

9 Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings 17.5 Angiosperms (__________________ plants) - flowers are - develop seeds within - majority of living plants are

10 Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings 17.6 The Flower - the centerpiece of angiosperm - are the site of - generate fruits (which contain _____________) Petals -

11 Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings Reproductive structures ______________: a stalk bearing an anther in which pollen grains develop ______________: a stalk with an ovary and a sticky stigma that traps pollen ______________: protective chamber containing ovules in which eggs develop Video: Flower Blooming Time Lapse Video: Flower Blooming Time Lapse

12 Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings 17.7 Structure of a fruit - adaptations that - largely depend on

13 Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings 17.8 Angiosperms are a major source of - most angiosperms depend on animals to Coevolution: the mutual evolutionary influence between - adaptations benefit - ex:

14 Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings CONNECTION 17.9 Plant biodiversity is being - the majority of plant genetic diversity is found in the - what is lost is irreplaceable -

15 Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings FUNGI 17.10 Fungi - absorb food after digesting it - and then - like animals, fungi must obtain organic molecules from

16 Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings Asexually reproducing fungi – Molds: fungi that reproduce by – Yeast: single-celled fungi that reproduce by

17 Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings CONNECTION 17.11 Parasitic fungi - harm - about _____% of fungi species are parasites - ex. of plants - - ex. of animals -

18 Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings CONNECTION 17.12 Ecological benefits of Fungi - are essential - have practical uses for humans - provide


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