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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A method of determining the arrangement of atoms within a crystal, in which a beam of X-rays strikes a crystal and causes the beam of light to spread into many specific directions.
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Children born from the same pregnancy. Twins can result from either a single zygote (monozygotic, or identical twins) or from two, separately-fertilized egg cells (dizygotic, or fraternal twins).
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Questions relating to representations of biological data.
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Regions of DNA which do not code for a protein
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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 nutrional white liquid produced by the mammary glands of mammals to feed their offsprings.
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Hormone responsible for controlling the circadian rhythym.
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The branch of physiology that deals with the kidneys, and their role in reabsorption, filtration, acid-base and electrolyte balance.
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Biology dealing with study of reproductive process, especially in higher animals. Closely related to reproductive endocrinology.
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Cells and organisms containing more than two paired (homologous) sets of chromosomes.
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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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Current and past changes in climate as they relate to biological systems. This may include biological drivers of or impacts from changes in temperature, precipitation, atmospheric CO2, sea level, etc.
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The study of the function, chemistry and structure of cells.
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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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sites in proteins or on DNA where other proteins or DNA can bind. Binding sites are usually conserved.
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Questions pertaining to the conversion of sugar to ethanol, gas, or acids by bacteria or yeast.
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RNA Sequences corresponding to genomic regions which are retained in processed RNA (i.e., not spliced out).
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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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Movement through the atmosphere using wings or other structures to generate lift.
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Questions pertaining to the study of the digestive system.
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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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a naturally occurring, not proteinogenic alpha-amino acid.
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The production and emission of light by a living organism.