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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disorders characterised by progressive neuronal cell death.
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Drugs that bind to the opioid receptors (mu, delta & kappa).
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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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Is the process of covalently link two DNA ends. The process is usually done by the enzyme class of ligases.
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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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Questions pertaining to the synthesis of DNA from RNA.
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The chief enzyme involved in fatty acid biosynthesis. They include cerulenin, a natural products produced by the fungi Sarocladium oryzae.
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a naturally occurring, not proteinogenic alpha-amino acid.
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Questions pertaining to the study of the digestive system.
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Movement through the atmosphere using wings or other structures to generate lift.
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compounds that induce hallucinations and often other psychotic phenomena. They include dissociatives (NMDA antagonists and kappa opioid agonists) and psychedelics (LSD and psilocybin…
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Questions pertaining to variation in the number of copies of a chromosomal region.
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Nerves that emerge directly from the brain.
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a molecular biology technique used to study protein-DNA interactions in the natural context of the cell. It is performed by cross-linking proteins and DNA, c…
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the agents which cause most of the toxicity of bacteria and are often highly toxic. Examples include the tetanus and the diptheria toxins.
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the process in which living organism synthesize molecules and substances they need. Examples would be the photosynthesis where in the end glucose is synthesized or melanin as the resul…
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The science of humanity. In a biological sense anthropology focusses on humans and non-human primates, and their evolutionary, biological, and demographic attributes.
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The generation of ATP from the breakdown of organic molecules in the absence of oxygen.
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Altruism refers to behaviour by an individual that increases the fitness of another individual while decreasing the fitness of the actor.