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facts about cells 11 graders

ADDITIONAL RELATED READINGS ABOUT CELL A cell is the structural and functional unit of life. Discovery of cell is linked with the invention of microscope because most of the cells are microscopic. Robert Hooke discovered the cell in 1665 under his self-made compound microscope. According to Hooke, cell is an empty space surrounded by thick walls. He published his work ...

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Precipitation

Precipitation is condensation of water vapours in the form of rain, hail, snow etc.Precipitation (rainfall, snowfall) is the major source of soil moisture. All soil moisture is derived from precipitation. It is the driving force of the water cycle as well. Precipitation begins as water vapour derived from the surfaces of oceans in the atmosphere which condense to form clouds ...

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Diversity of Mammalia

Diversity of Mammals

Current vertebrates have following attributes: 1. They have hair on the body. 2. They have mammary organs. 3. They have specific teeth. They have heterodont dentition 4. Three center auto ossicics are available. 5. Stomach is available in them. 6. Their skin has sweat, sebaceous. fragrance organs. 7. Theirheart is four-chambered. 8. They have extensive cerebral cortex. The zoologists differ ...

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characteristics, types and functions Permanent tissue

parenchyma tissue Structure

characteristics, types and functions Permanent tissue Attributes of lasting tissue:    Changeless tissues are subsidiaries of meristematic tissue They are develop tissue and the cell have lost the limit of cell division.   Sorts of changeless tissue    Straightforward lasting tissue Complex changeless tissue Secretory tissue 1. Straightforward lasting tissue    Straightforward lasting tissue is made out of single kind ...

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Want to start a garden this fall? Try these planning tips

Gardening Tips

Fall is an extraordinary time for planting in Texas. Temperatures are beginning to cool (a smidgen at any rate), and with normal precipitation designs, regardless we see a lot of rain to help recently planted blossoms, trees and bushes set up. Be that as it may, rather than protecting that marked down plant at the crate store or drive purchasing ...

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Impacts of climate change on the phenology of pollen release of birch Betula pubescens and consequences for human health

Phenology, pollen, birch Betula pubescens and B. pendula are dominant allergic tree species across Europe. Other Betulaceae species such as Corylus avellana and Alnus glutinosa may cause similar allergic reactions. These can have a ‘priming effect’ on those allergic to Betula pollen as they flower earlier, thus lengthening the period over which allergy sufferers are exposed. The aim of this ...

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Rise of the ‘bromance’ threatens heterosexual relationships, warn social scientists

he ascent of the ‘bromance‘ could undermine hetero connections, scholastics have cautioned, subsequent to finding that numerous men locate their nearby male fellowships more sincerely fulfilling than associations with ladies. Extraordinary male fellowships have developed more satisfactory in late decades as demeanors towards homosexuality changed, which means men never again fear indicating friendship towards each other. However, specialists at the ...

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Sectoral impacts on pollinators and pollination services

The value of biodiversity to humans is becoming increasingly recognised. The provision of ecosystem services, such as pollination, are an important economic value of biodiversity. However, such ecosystem services are also threatened by a range of human activities. The aim of this project is to examine how changes caused by humans at the landscape level affect pollinators and pollination services. ...

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The role of phenotypic plasticity in determining invasivness in alien plant species

The negative effects of alien introduced species on the composition and ecology of native communities have been widely reported as their impacts on human health and economy. Much effort has been spent to identify factors that contribute to the success of invaders. The knowledge of the mechanisms underlay the invasion process may help the prediction of further invasion and give ...

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