Tags

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.

globular proteins that catalyse a biochemical reaction, increasing the overall rate by reducing activation energy. Most chemical reactions in a cell need enzymes in order to occur at rates…
318 questions
Any substance consumed to provide nutritional support for the body.
For questions on the biochemical, physical, and mechanical functioning of humans in good health including their organs and cells.
312 questions
Questions related to the study of the distributions and changes of allele frequency in a population.
305 questions
Questions relating to the study of birds.
a biological macromolecule made of nucleotides used in cells to convey genetic information to protein. RNA also plays a role in catalyzing certain biological reactions as …
290 questions
harnessed to assemble organic compounds (esp. glucose) from inorganic carbon dioxide.
278 questions
Questions regarding how the brain interprets information from the eyes. Consider using the "eyes" tag for discussion of eye anatomy, physiology and evolution.
278 questions
The study of blood, the blood-forming organs, along with blood diseases and their treatment.
The study of the physiology and pathology of the heart and the cardiovascular system.
268 questions
The use of methods from the physical sciences to aid in the study of biological systems.
259 questions
Questions relating to biological theory or theoretical developments that deals with biological processes.
The contractile tissue of animals derived from the mesodermal layer of embryonic germ cells.
249 questions
The discussion of the anatomy and evolution of eyes. Consider using the "vision" tag for questions regarding how the brain interprets information from the eyes.
247 questions
A change in an organism's genomic sequence.
A mechanism of evolution that leads to non-random spread of genes due to the effect that genes have on reproductive success.
244 questions
Questions on the classification of biological organisms, and the methods used for classifying them.
241 questions
The area of physiology dealing with the production and effects of hormones.
239 questions
The study of animal behaviour.
233 questions
a method of replicating DNA exponentially from even a single molecule.
233 questions
The study of the structure of organisms and their parts.
227 questions
The study of genomes, the entire set of genes in an organism.
226 questions
The set of actions performed by an organism within a given environment
224 questions
A single piece of DNA coiled and organized along with RNA and proteins found in the cell.
224 questions
the doctrine of prevention, diagnosis and treatment of diseases and injuries in humans and animals. Health and medicine questions are off-topic unless dealing with the biology underlyin…
The scientific study of fungi.
A selectively-permeable biological membrane that separates the interior of all cells from the outside environment.
212 questions
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.
211 questions
The study of evolution with a particular focus on questions about the evolution of modern humans.
200 questions
Study of the anatomy and organization of the nervous system.
196 questions
A sub-discipline of evolutionary biology which involves the study of evolutionary relatedness between different organisms based on their molecular and morphological features.
195 questions
The study of the appropriate provisions required to sustain life in an organism or the provisions themselves.
193 questions
Questions related to mammals, animals that nurse their young, have a neocortex, and three middle ear bones.
193 questions
Questions about scientific journal papers, books or other written sources, or for requests for references.
186 questions
The study of the form and internal structures of plants.
The basic unit of heredity which encodes for some function RNA or protein product.
177 questions
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