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Osmosis

"Osmosis is the diffusion of water molecules across a semi-permeable membrane  from an area of high concentration to an area of low concentration. In cells, osmosis occurs across the cellular membrane ...

Organic Compounds

"Organic compounds are compounds composed of carbon, hydrogen and often oxygen or nitrogen. Organic compounds are named so because they are associated with living organisms.  Several important types o ...

Biology Translation

"Translation is the process in biology in which a ribosome uses the information stored in messenger RNA (mRNA) link together the sequence of amino acids which form proteins. Translation is preceded by ...

Biology Transcription

"Transcription is the process in biology in which a cell forms messenger RNA (mRNA) to guide protein synthesis, also known as translation. The mRNA copies a single gene from the DNA in the form of a s ...

Biology Definition

"Biology is a natural science that studies the growth and function of life and living things. It studies everything from the basic building blocks of life to the interactions between communities and p ...

Biology Competition

"In biology, competition is an interaction between multiple organisms within a community that all depend on the same limited resource. One species generally adapts to better access that resource ...

Biology Community

"In biology, a community is a group of potentially interacting species living in the same place. Members of a community may have a variety of relationships including predator/prey, competitors, or ...

Nucleus

"A cell nucleus is a membrane bound organelle which contains all the genetic information for a eukaryotic cell. This genetic information, or DNA, is stored in different forms depending upon the cell's ...

Binary Fission

"Binary fission is a form of cell division used in the asexual reproduction of prokaryotes. It is much simpler than mitosis, consisting of DNA replication and cytokinesis." Fuente: BrightStormBinary F ...

Nitrogen Cycle

"The nitrogen cycle follows the movement of nitrogen in its different forms. Nitrogenous gas makes up 80% of the atmosphere and most nitrogen enters into the ecosystem via nitrogen-fixing bacteria, bu ...

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