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
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
Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings 2. Supporting the plant body – thick and 3. Maintaining moisture – waxy covering prevents – stomata prevent
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
Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings 17.1 Bryophytes – ex: – need to be covered with - for sperm to
Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings 17.2 Vascular plants (without _________) - have supportive - ex: - well-developed roots and - flagellated sperm that
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
Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings 17.4 Gymnosperms - the earliest - seeds not protected in - cone-bearing
Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings 17.5 Angiosperms (__________________ plants) - flowers are - develop seeds within - majority of living plants are
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 -
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
Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings 17.7 Structure of a fruit - adaptations that - largely depend on
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:
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 -
Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings FUNGI Fungi - absorb food after digesting it - and then - like animals, fungi must obtain organic molecules from
Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings Asexually reproducing fungi – Molds: fungi that reproduce by – Yeast: single-celled fungi that reproduce by
Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings CONNECTION Parasitic fungi - harm - about _____% of fungi species are parasites - ex. of plants - - ex. of animals -
Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings CONNECTION Ecological benefits of Fungi - are essential - have practical uses for humans - provide