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"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 ...
"Ohm's law defines a concrete relationship between potential difference and current flow. This relationship is satisfied by all ohmic materials according to the equation potential difference = - curre ...
"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 ...
"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 ...
Video Biología
"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 ...
Video Química
"Nuclear stability is what makes certain isotopes radioactive. An isotope is unstable if it has a ratio of protons to neutrons that isn’t within what is called the “band of stability.” Elements with a ...
Video Química
"There are two types of beta decay: beta-plus decay and beta-minus decay. In beta plus decay the nucleus emits a positron (a positively charged electron) and a neutrino (a proton that changed into a n ...
Video Física
"Nuclear reactions differ from other chemical reactions in that they involve changing the structure of the nucleus. Types of nuclear reactions include alpha decay, beta decay and gamma decay. Often pa ...
Video Física
"Bernoulli's Principle replaces Pascal's Principle and liquid pressure for flowing fluid. It states that as you increase a fluid's speed, you decrease its the pressure that fluid exerts. Stagnant flui ...
Video Química
"The noble gases are located in the last column on the right side of the periodic table and are some of the most stable elements in the periodic table. The noble gases include helium, neon, argon, kry ...
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