100+ Biological nitrogen compounds PowerPoint (PPT) Presentations, Biological nitrogen compounds PPTs

Biological nitrogen compounds - PowerPoint PPT Presentation

I. Biogeochemical cycles

I. Biogeochemical cycles. The Carbon Cycle. A. The carbon cycle i. The global movement of carbon between organisms and the abiotic environment is known as the carbon cycle

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719 views • 51 slides

Cycles, watersheds and ecosystem ecology

Cycles, watersheds and ecosystem ecology. Energy flows, matter cycles. Energy enters ecosystems in 2 ways: Sun Chemosynthetic bacteria at hydrothermal vents Most deep sea ecosystems depend on photosynthesis: how? Some: chemosynthetic bacteria. Energy flow.

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442 views • 29 slides

BGC- day 2

BGC- day 2. Nitrogen, Sulfur and Mercury Biogeochemical Cycles. Nitrogen Cycle. Limiting Nutrient (on land) Amino acids Nucleic acids (DNA/RNA) 3% by mass 78% atmosphere = N 2 FIXATION: N 2 ? NH 3 by cycanobacteria & legumes, then NH 4 + into soils. Nitrogen Cycle- 5 steps.

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466 views • 26 slides

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'Biological nitrogen compounds' presentation slideshows

Biological nitrogen compounds - PowerPoint PPT Presentation

I. Biogeochemical cycles

Cycles, watersheds and ecosystem ecology

BGC- day 2