A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

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Scientific procedure to test a hypothesis. The outcome of the experiment either confirms or denies the hypothesis.
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Questions pertaining to the conversion of sugar to ethanol, gas, or acids by bacteria or yeast.
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Questions pertaining to the study of the digestive system.
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The people-biota-environment interface: organisms used by humans, and the ways humans conceive of those organisms. This can include wild, managed or domesticated organisms used for food, medicine, and…
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The process of gathering visual studies of tissue or the body for purposes of research or diagnostics.
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Basic (positively charged) proteins that help in compacting the genomic DNA in the form of chromatin, by forming nucleosomes.
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Tag for questions related to the collection of all the microorganisms living in association with the body of a multicellular organism, such as the human microbiome, or the full collection of genes of …
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a class of small (22 nucleotide in the mature form) non-coding RNA. They are present in plants and animals and function as transcriptional and post-transcriptional regulators of …
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a modification of an RNA after transcription, in which intervening nucleotide sequence sequences (introns) are removed and the remaining sequences (exons) are joined.
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Educated guesses about the structure and function of things that do not currently exist. Many 'what if' and 'why not' questions fit this category. Questions should be posed so that they can be answere…
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not for asking questions about "learning biology". Learning is acquiring new or modifying existing knowledge, behaviors, skills, values, or preferences and may involve synthesizing differe…
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single-stranded RNA viruses that reverse-transcribe their genome into DNA that is then integrated into the host genome.
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Questions pertaining to sodium dodecyl sulfate polyacrylamide gel electrophoresis, a technique used to separate proteins according to electrophoretic mobility
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the complex of DNA, histones, and other scaffolding proteins that make up the chromosomes, which in eukaryotes is located in the nucleus of the cell.
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Hard projections in the mouths of vertebrates used mainly to mechanically digest food. Teeth can also be used for the purposes of defense or obtaining meals, especially in the case of hunting.
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disorders characterised by progressive neuronal cell death.
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Involuntary movements in response to stimuli which usually employ circuits local to the spinal cord or in the cranial nerves, though not exclusively.