Heterocyst PowerPoint PPT Presentations

PCC 7120 je Nostoc. heterocysty nejsou cysty. Paradox of developmental biology ... Nostoc genome ... Nostoc punctiforme. Anthoceros punctatus. Dal ud losti ...

Bacillus sporulation. Myxobacteria fruiting. Anabaena heterocysts. Caulobacter cell cycle ... Signal. transduction. Bacillus, Anabaena, Myxococcus. Pathogens ...

Heterocyst and nitrogenase synthesis is repressed when combined nitrogen is already present. Lack of combined nitrogen stimulates heterocyst and nitrogenase ...

During Proterozoic Age of Bacteria (2.5 bya 750 mya) they ... Marine littoral and pelagic. Fresh Water. Hot Springs. Terrestrial soil flora. Heterocyst ...

Title: Slide 1 Author: IVCC Last modified by: IVCC Created Date: 7/26/2006 5:43:07 PM Document presentation format: On-screen Show (4:3) Company: IVCC

Cyanobacteria

Nostoc Grows in stagnant water and on damp soils. Unbranched filaments with barrel-like cells. Certain enlarged cells appear at intervals, which are known as ...

... benang - Oscillatoria - Nostoc commune - anabaena azollae dan anabaena cycadae bersimbiosis dengan Azolla pinnata dan Cycas rumphii.

PowerPoint Presentation

Nostoc. Morphological Diversity of Prokaryotes ... Prokaryotes are generally single-celled. Also diplo-, strepto-, staphylo-, filamentous ...

Contain Chlorophyll a and carotenoids, plus the phycobilins (proteinaceous ... Richelia in some pennate diatoms * Nostoc in Anthoceros (Hornworts) ...

The Course of Development Free-living Nostoc Free-living Nostoc Visualization of early hetR expression with GFP Regulation of initiation of DNA synthesis by ...

Multicellularity Colonies: cyanobacteria and choanoflagellates Sponges as organisms

Thermophiles. Thermus aquaticus. Taq polymerase molecular biology's best friend ... Root nodules contain nitrogen fixing bacteria. Mouth of the Mississippi ...

Title: Author: llfang Last modified by: Created Date: 2/18/2001 11:41:27 AM Document presentation format

Cyanobacteria THE FIRST ALGAE!!!!! Asexual Reproduction Akinete thick walled resting spore Function resistant to unfavorable environmental conditions.

Blue-Green Bacteria Anabaena Gleocapsa Nostoc Oscillatoria What are Blue-Green Bacteria? aquatic unicellular, but grow in colonies large enough to see photosynthetic ...

Photos courtesy of www.webshots.com and Peter Smallwood. Observation ... Print GeneMark 2.4 predictions. 7. Click Start GeneMark.hmm. Surrogate Filters ...

Photosynthetic Prokaryotes Chapter 13 Kingdom- Bacteria Phylum- Cyanobacteria Cyanobacteria- Gram Negative Bacteria Gram positive- peptidoglycan layer; stains with ...

Circulation in Ecosystems Decomposition Nutrient Cycling Materials in ecosystems need to be recycled and reused. Decomposition and decay play a role in this.

Phylogeny = evolutionary history of a group of related organisms ... Morphology, embryology, fossils, DNA, RNA, proteins. Taxonomic Classification. Domain ...

Frog's eye view of the jungle (time moving) Frog's eye view of the jungle (time frozen) Frog's eye view of the jungle (through movement filter) Push to restart time ...

Chapter 27 Prokaryotes and the Origins of Metabolic Diversity

Title: Clonado y Expresi n de una variante de la proteina de reparacion del da o UV (a-TAT-UVE-A) con posible capacidad transductora celular (penetrante)

Angiosperm clade with N-fixing bacteria in nodules. Root nodules in soybean ... cyanobacteria (Nostoc punctiforma) in the leaf petiole ...

Colonies: cyanobacteria and choanoflagellates. Sponges as organisms ... Sponges as organisms. Figure 33.2 Sponges. Figure 33.3 Anatomy of a sponge ...

Moss: Chara. Stoneworts. submerged aquatic algae of the genus Chara. FW photosynthetic algae ... Surrounded by a mucilagenous sheath ...

How to know the freshwater benthic algae Maria Kahlert a a a m b m m mm b f d freshwater benthic algae Check first: Color: Bluegreen: bluegreen algae Green: green ...

Nitrogen in the form of Dinitrogen (N2) makes up 80% of the ... Actinomycetes (Gram , filamentous); septate hyphae; spores in sporangia; thick-walled vesicles ...

Title: Plants & Civilization BIO 1785 Author: support Last modified by: support Created Date: 1/10/2006 10:08:49 PM Document presentation format: On-screen Show

rod shaped, Gram negative, lophotrichous. chemoheterotrophs. Pseudomonas ... Sulfolobus (hot springs of Yellowstone National Park) - oxidizes sulfur ...

How do bacteria respond. to their environment? Myxococcus. Starvation Fruiting bodies ... How is starvation sensed and interpreted? Response of E. coli. to ...

Environmental microbiology is the study of microbial processes in the environment, microbial communities and microbial interactions. This includes: Structure and activities of microbial communities Microbial interactions and interactions with macroorganisms Population biology of microorganisms Microbes and surfaces (adhesion and biofilm formation) Microbial community genetics and evolutionary processes (Global) element cycles and biogeochemical processes Microbial life in extreme and unusual little-explored environments

Dry Spells to Droughts In Detecting Drought Conditions in Illinois Changnon ... Agricultural, Hydrological, and Economic Drought Conditions US Drought Monitor ...

Euglena. LAB 6 REVIEW. Which of the following organisms is exclusively heterotrophic? ... Euglena. LAB 6 REVIEW. 2 Identify the organism shown. LAB 2 REVIEW. 2 ...

Benthic Communities of Waldo Lake

Bacteria Structure and Function Prokaryote & Eukaryote Evolution Cellular Evolution Current evidence indicates that eukaryotes evolved from prokaryotes between 1 and ...

Summary Nutrient assimilation is the process by which nutrients ... Nitrogen the most important mineral nutrient in the soil Nitrogen is frequently ...

Do they all conduct photosynthesis? All photosynthetic organisms ... Hoodia. The Cladistic method. Cladistic or phylogenteic analysis- most widely used method ...

bios ntesis. Los microorganismos que pueden fijar el CO2: Via 1: Ciclo de Calvin (B. grupo aut trofos / quimi trofos y fot trofos) ...

Biological Soil crusts as ecological indicators in the Mojave Desert

Benthic Communities of Waldo Lake

Diversity of prokaryotes (Chapter 11) In morphology In habitat In metabolism Basics of metabolism: energy source (of electrons, ultimately used for ATP synthesis)

... mud, hydrothermal vents, hot springs and exceptionally salty ... Rod shaped bacillus. Spiral shaped spirillum. Four types of motion. Move by flagella ...

KINGDOM MONERA The Prokaryotes: Archaebacteria and Eubacteria Methanogens These Archebacteria are anaerobes. They make methane (natural gas) as a waste product.

1985-1987 John Innes Institute, England, Post-Doctoral Fellowship ... damage and nematode infection, promote seed production, and increase the fitness ...

Culture-Dependent Unit Lab Project Two Nitrogen Cycle Nitrogen Fixation (17.28) N2 fixed to NH3 and NH2 groups - COSTS ATP ONLY done by Prokaryotes - Bacteria and ...

Bacteria Structure and Function Prokaryote & Eukaryote Evolution Cellular Evolution Current evidence indicates that eukaryotes evolved from prokaryotes between 1 and ...

Lightening. Biological. Sources of nitrogen. Biological N2 fixation ... Lightening. Biological. Anthropogenic (fertilizer) From Vitousek et al. 1997, Ecol. Appl. ...

Diversity of Aquatic Organisms Phytoplankton (Photosynthetic plankton, Mostly algae) Part 2 Characteristics of Algae Eukaryotic cells Single Cellular or Multi ...

Survey of Microbes Part I: Important prokaryotes Gram negative organisms, archaea, and others IMPORTANT GRAM NEGATIVE PROTEOBACTERIA G- cocci Neisseria: _____ N ...

Title: Survey of Microbes Part I: Important prokaryotes Author: Dana Nayduch Last modified by: LONNIE Created Date: 9/13/2005 1:44:04 AM Document presentation format

Deficiencies are world wide, in cultivated. and natural environments ... a bacteria called cyanobacteria) is an important free-living nitrogen fixer ...

Chapter 3 The Prokaryotes Concepts Microorganisms are too small to be seen without the use of a microscope. The techniques-such as sterilization and the use of ...

Chlorophyll-a and Phycobilins (produce the characteristic blue-green color) ... Odor Problems: algae can cause water to smell fishy, grassy, like geraniums, or musty. ...

We will study effects of soil and stresses on plant secondary products and see where it leads us Learn more about plant secondary products Why do they make them?