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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The theory by which mutations in the genetic code lead to differences from the previous phenotype that, should they be advantageous to an organism's survival to reproductive age, may be passed on to o…
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Any substance consumed to provide nutritional support for the body.
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The process in which the DNA sequence of all or part of an organism's genome is obtained.
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The study of blood, the blood-forming organs, along with blood diseases and their treatment.
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The study of genomes, the entire hereditary information of an organism.
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The area of physiology dealing with the production and effects of hormones.
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globular proteins that catalyze a biochemical reaction, increasing the overall rate by reducing activation energy. Most chemical reactions in a cell need enzymes in order to occur at rate…
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Models that analyse biological systems or processes using the tools of applied mathematics.
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A change in an organism's genomic sequence.
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a method of replicating DNA exponentially from even a single molecule.
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used or the meaning of words as used in scientific literature. Questions should ideally include a link or quote as context for where the term was encountered.
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The biological process characterized by reversible unconsciousness, unresponsiveness to external stimuli and motor passivity.
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Virology deals with the study of viruses, infectious entities that require the machinery of a host cell to replicate.
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The process of biological aging or the state of an organism being biologically old.
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Questions relating to the study of birds.
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The process through which a biological organism grows to maturity. In certain contexts it can mean the changes the organism goes through over its entire lifetime.
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A single piece of DNA coiled and organized along with RNA and proteins found in the cell.
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The use of methods from the physical sciences to aid in the study of biological systems.
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The study of animal behaviour.
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The scientific study of short- and long-term changes in the size and age composition of populations and the processes driving these changes.
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a small infectious agent that can replicate only inside the living cells of an organism. Virology is the study of viruses.
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Questions on the classification of biological organisms, and the methods used for classifying them.
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The contractile tissue of animals derived from the mesodermal layer of embryonic germ cells.
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Questions relating to biological theory or theoretical developments that deals with biological processes.
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Organs playing some role in digestion: the breaking down of food into smaller components that can be up-taken and used as source of energy or stucture.
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harnessed to assemble organic compounds (esp. glucose) from inorganic carbon dioxide.
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The set of actions performed by an organism within a given environment
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the process of growing and maintaining living cells in vitro.
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The branch of biology, chemistry, and medicine concerned with the study of the adverse effects of chemicals on living organisms.
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The study of the development of an embryo from fertilisation through to description as a foetus.
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The study of the appropriate provisions required to sustain life in an organism or the provisions themselves.
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The process that produces a complementary strand of RNA from a section of DNA or (rarely) other RNA.
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Study of the anatomy and organization of the nervous system.
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Questions related to mammals.
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The study of the internal structure of organisms.
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The technique of using microscopes to view objects that are otherwise too small to be easily seen by the naked eye.