'Nitrogen fixing bacteria' diaporamas de présentation

EOC REVIEW QUESTIONS

EOC REVIEW QUESTIONS. Biology. 1. An abiotic factor affecting the behavior and survival of such organisms as robins and violets is the A. population of rabbits B. length of daylight C. presence of harmful bacteria D. number of herbivores.

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Jeopardy

Jeopardy. Choose a category. You will be given the answer. You must give the correct question. Click to begin. Choose a point value. Choose a point value. Click here for Final Jeopardy. Biogeochemical Cycles. Nitrogen Cycle. Water Cycle. Carbon Cycle. Pot Luck. Phosphorus

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70.5170

70.5170. Frequency. Index value. Soil and mineral nutrition. Soil is a complex product of the interaction between living organisms and their terrestrial environment Soils are very heterogeneous

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The Amazing World of Bacteria!!!!

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The Nitrogen Cycle

The Nitrogen Cycle. By: Rachel Brewer Kaci Kelley-Brown Jennifer Moats Dolleen Wiltgen. What is nitrogen ?. Nitrogen is in the Nonmetals/BCNO Group. Periodic Table. Where is nitrogen found in the environment?. The largest single source of nitrogen is in the atmosphere .

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Plant Physiology

Plant Physiology. Assimilation and fixation of nitrogen. Nitrogen in the environment. Many biochemical compounds present in plant cells contain nitrogen Nucleoside phosphates Amino acids These form the building blocks of nucleic acids and protein respectively

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MICROBIOLOGY

MICROBIOLOGY. Pathogens and Viruses. Prokaryote vs. Eukaryote. Prokaryotes (Bacteria). Fossil evidence shows that bacteria have been on the earth for over 3.5 billion years Three major shapes Cocci (round) Bacilli (rod-like) Spirilla (spiral). HARMFUL BACTERIA.

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title

title. Humans and micro-organisms. content. Humans and micro-organisms. 24.1 What are micro-organisms? 24.2 How are micro-organisms useful to us? 24.3 How are micro-organisms harmful to us? 24.4 The importance of antibiotics 24.5 Food preservation. 24.1 What are micro-organisms?.

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How Ecosystems Work

How Ecosystems Work. Chapter 5. Energy flow in the Ecosystem. Life depends on the sun in a process called photosynthesis Plants, algae and some bacteria capture solar energy and with Carbon Dioxide CO 2 and Water H 2 O make Oxygen O 2 and sugar or glucose C 6 H 12 O 6

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Cycling of Matter in Ecosystems

Cycling of Matter in Ecosystems Biogeochemical Cycle: the movement of matter through the biotic & abiotic environment Nature has always been the best recycler LG : to describe the complementary processes of cell respiration & photosynthesis with respect to cycling of matter in ecosystems.

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Bacteria

Bacteria. Insulin Production. Use an (restriction) enzyme from bacteria to cut out insulin gene. Insert the gene into a plasmid. The Bacteria will produce Insulin we can use! AND the bacteria will spread the plasmid via conjugation. Transformation.

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Carbon and Nitrogen Cycling

Carbon and Nitrogen Cycling. Robert F. Chen UMassBoston Environmental Coastal and Ocean Sciences (ECOS). Carbon. Buckminster Fullerene. Fourth most abundant element in the universe Basis for life 4 bonds Forms complex molecules Gaseous form. Megaphone. Moronic Acid. Bastadin-5.

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Biotechnology (b) Waste

Biotechnology (b) Waste. SQA Questions. What you should know. ewage. eed. oxygen. When untreated s_______ is added to rivers bacteria f____ on and breakdown the sewage using up the ______. Fish and other animals ___ due to l___ of oxygen

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Agenda for Today

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Life Science

Life Science. Bacteria: The Good, The Bad and The Ugly. Brief Review. Sphere-shaped bacteria (cocci) sometimes grow in chains or in clumps like a bunch of grapes. Bacterial Shapes: COCCI. Streptococcus (strep throat) Staphylococci (responsible for "staph" infections and gangrene).

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The Nitrogen Cycle

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By Sean Callahan

Nitrogen. By Sean Callahan. About the Element. Atomic Number-7 Atomic Symbol-N Atomic Weight-14.00674 Electron Configuration-[He]2s 2 2p 3 Atomic Radius-71 pm Melting Point-(-210.0 ?c) Boiling Point-(-195.79 ?c) Oxidation Status-(-3),5 It is about 78% of the gas in our atmosphere.

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Nitrogen Cycler

Nitrogen Cycler. 2013. Nitrogen Cycle. bioh.wikispaces.com. Importance of Nitrogen. Allows plants and animals to make amino acids, proteins and DNA Amino acids: use to make proteins Proteins: made of C, H, N, and other elements, involved in almost all cell functions

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Mohawk River Water Testing Project (Nitrates)

Mohawk River Water Testing Project (Nitrates). Aaron Gordon, Chris Brown, Dan Nicoletta, Jordan Rutherford. Chemical Formula. NO ? -. Acceptable Ranges of Nitrates in Nature. The acceptable range in freshwater is about 1 ppm. Anything over 3 ppm can be dangerous.

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Nitrates

Nitrates. By: Nikolas Dobies , Alex Horowitz, Shorna. Nitrates-What they are. Chemical Formula-NO3- Nitrates are minerals needed by plants to produce protein in order for the plant to grow Nitrates may be obtained by the plant through the root hair cells on roots by active transport.

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