'Haploid spores' presentation slideshows

Fungi

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Chapter 31

Chapter 31. Fungi. Fungi are heterotrophs that feed by absorption. Nutrition and Ecology Fungi use enzymes to break down a large variety of complex molecules into smaller organic compounds Fungi exhibit diverse lifestyles: Decomposers Parasites Mutualists. Body Structure.

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CHAPTER 13 MEIOSIS AND SEXUAL LIFE CYCLES

CHAPTER 13 MEIOSIS AND SEXUAL LIFE CYCLES. Heredity- the transmission of traits from one generation to the next, also called inheritance . Variation- the differences that offspring have from their parents and siblings. Genetics- t he study of heredity and variation. Introduction.

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Moss Life Cycle

Moss Life Cycle. Alternation of generations. Zygote created from egg & sperm. Alternation of generations. Zygote divides by mitosis to create adult sporophyte. Alternation of generations. Haploid spores created by meiosis. Alternation of generations. Haploid spores released into air.

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Bryology (mosses, liverworts and hornworts)

Bryology (mosses, liverworts and hornworts). What are bryophytes?

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Moss and Fern Life Cycles

Moss and Fern Life Cycles. Group 1: Seedless, Nonvascular Plants. Live in moist environments to reproduce Grow low to ground to retain moisture (nonvascular) Lack true leaves Common pioneer species during succession Gametophyte most common (dominant) Ex: Mosses, liverworts, hornworts.

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Plant Diversity and Life Cycles

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FUNGI

FUNGI. FUNGI. Why do we care?. Antibiotics. Decomposition. Food. Symbiosis. Lichens Mycorrhizae. Pathology. General Characteristics. Eukaryotic Mostly multicellular Mostly haploid Chemoheterotrophic Extracellular digestion via exoenzymes Saprobes (decomposers) Parasites

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Chapter 29: Plant Diversity

Chapter 29: Plant Diversity . How Plants Colonized Land. By: Meg Riley, Anna Ferlanti, and Laurie VanBenschoten. The Greening of Earth. Land plants evolved from aquatic green algae 500 mya Plants are crucial to life on Earth Supply Oxygen Provide Habitats Provide Food. Charophyceans

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PLANT DIVERSITY

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Animal-Like Protists

Animal-Like Protists. Heterotrophic Classified by means of locomotion : flagella, cilia, pseudopods , or none (sessile) Many free living, some parasites of humans and animals. Paramecium (many species) is free living. Animal-Like Protists Phylum Protozoa.

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3.2 The Plants

3.2 The Plants. Pages 86-87. Importance. Supply food through photosynthesis Provide shelter and nesting sites Products include paper, medicines, wood, clothing. Challenges. Habitat destruction Pollution Invasive species Climate change. 4 types. Bryophytes-non vascular plants

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Plant Responses and Adaptations

Plant Responses and Adaptations. Plant Hormones. A hormone is a chemical in an organism that causes a physiological change Hormones in plants regulate growth and development. Auxins :. Cause cell elongation in apical meristems of plant stems Delay fruit formation. Gibberellins:.

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Fungi

Fungi. Fungi. Domain: Eukarya Kingdom: Fungi Phylum: N/A. Reproduction. Produce sexual spores Spores carried in air or attached to the bodies of insects or animals Special hyphae called sporangia in the zygomycetes Special hyphae called conidia in the ascomycetes and basidiomycetes

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This Kingdom includes: Giant Sea Kelp ( multicelluar ) to microscopic euglena (unicellular)

KINGDOM PROTISTA. This Kingdom includes: Giant Sea Kelp ( multicelluar ) to microscopic euglena (unicellular) Organisms that do not seem to fit into the other kingdoms Organisms that are autotrophic, heterotrophic or sometimes both! Can reproduce sexually and asexually.

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Be sure to use your handouts AND your text (pg. 393) as additional references!

The Life Cycle of Ferns!. Be sure to use your handouts AND your text (pg. 393) as additional references!. An embryo begins to grow from the fertilized egg. A young sporophyte fern soon develops. The prothallus (gametophyte) will shrink.

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What is a Protist?

What is a Protist?. Unicellular or multicellular Microscopic or very large Heterotrophic or Autotrophic What do they have in common? All protists are eukaryotic , meaning they have membrane bound organelles. (like us!) Live in moist environments.

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Kingdom Fungi - monophyletic

Kingdom Fungi - monophyletic . Chytridiomycota. oldest group of fungi mostly aquatic flagellated gametes (they swim) chitin strengthening cell walls. Zygomycota. mostly terrestrial living in soil or on decaying plant & animal matter

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Quiz 7:

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