- Secondary xylemn
- Protoxylem
- Secondary phloem
- Cortical cells
Author: Zabeehullah
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- Chlorophyceae
- Bryophyte
- Pteridophyte
- Gymnosperm
- any living organism in any habitat
- predatory animals in their natural habitat
- any living organisms in their natural habitat
- economically important animals and plants
- Small, producing large number of dry pollens
- Large, producing abundant nectar and pollen
- Small, producing nectar and dry pollen
- Small, brightly coloured, producing large number of pollen grains
- Grasses
- Legumes
- Orchids
- Lilies
- Cypsela
- Samara
- Regma
- Siliqua
- Increase
- Decrease
- Fluctuate
- Remain unchanged
- S.L. Miller
- Oparin and Haldane
- Charles Darwin
- Alfred Wallace
- Nirenberg and Mathaei
- Beadle and Tatum
- Hershey and Chase
- Morgan and Sturtevant
- They show photorespiration
- They have RuBisCO in mesophyll cells
- They can tolerate high temperature
- They have a mechanism of concentrating CO2 at the place of RuBisCO enzyme action.
- Increased ADH secretion
- Increased activity of kidneys
- Decreased water absorption by nephrons
- Reduced sweating
- CO affects the nerves of the lungs
- CO affects the diaphragm and intercostal muscles.
- Co reacts with Oxygen reducing percentage O² in air.
- None of the above
- H. Reiter
- Haeckel
- Charles Eltonro
- Odum
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