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Ciencias Naturais (260)
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Video Biología
"The protist kingdom is a classification that includes a diverse group of eukaryotic organisms. Typically, protists reproduce asexually via mitosis and range from unicellular to multicellular organism ...
"Proteins, also known as polypeptide chains, are macromolecules of linked amino acids. Proteins are types of organic compounds that, among other things, store energy and form enzymes. Proteins have se ...
Video Biología
"Protein synthesis begins with a process called translation which occurs in the ribosomes, located in the endoplasmic reticulum. mRNA copies genetic information from the nucleus in a process called tr ...
Video Biología
"Prokaryotic cells are much simpler than eukaryotic cells. Prokaryotes don't have many membrane bound internal structures such as organelles or nuclei. Their genetic information floats freely within t ...
Video Biología
"Convergent evolution, also called parallel evolution, is a type of evolution in which two unrelated species develop similar traits due to similar environments or selective pressures. These similar tr ...
"Predation is the consumption of one organism by another. Predation occurs when one organism benefits from killing another. Herbivores, parasites, and parasitoids can also be considered predators." Fu ...
Video Biología
"Coevolution occurs when two species influence each other's evolution due to each exerting selective pressure on other. Examples of coevolution include bees - flowers, wolves - rabbits and HIV - human ...
"In both codominance and incomplete dominance, both alleles for a trait are dominant. In codominance a heterozygous individual expresses both simultaneously without any blending. An example of codomin ...
"Climate is defined as the long term patterns of temperature, humidity, wind, etc. in an area. People often confuse climate with weather. Weather is considered a temporary state while climate is the o ...
"In Biology, classification is the way to organize living things based on evolutionary relationships. Traditionally, we organize species into the standard hierarchy of kingdom, phylum, class, order, f ...
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