- Phosphorus is a constituent of cell membranes, certain nucleic acids and all proteins
- Nitrosmonas and Nitrobacter are chemoautotrophs
- Anabaena and Nostoc are capable of fixing nitrogen in free-living state also
- Root nodule forming nitrogen fixers live as aerobes under free-living conditions
- Order, species, class, family, division, genus
- Division, class, order, family, genus, species
- Division, family, class, order, genus, species
- Division, class, family, Order, genus, species
- Wildlife Safari parks
- Biodiversity hot spots
- Amazon rainforest
- Himalayan region
- Nicotine
- Quinine
- Morphine
- Insulin
- Their body is composed of both algal and fungal cells
- Some form food for reindeers in arctic regions
- Some species can be used as pollution indicators 2 cm per year
- These grow very fast at the rate of about
- Iron
- Manganese
- Phosphorus
- Cadmium
- They divide in an uncontrolled manner
- They show contact inhibition
- They compete with normal cells for vital nutrients
- They do not remain confined in the area of formation.
- Intercalary meristem
- Intrafascicular cambium
- Interfascicular cambium
- Phellogen
- Elastin
- Collagen
- Myosin
- Albumin
- A museum has a collection of photographs of plants and animals.
- Botanical gardens have a collection of living plants for reference.
- Herbarium has dried, pressed, and preserved plant specimens.
- Key is taxonomic aid for identification of specimens.
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