Biology
Articles about living organisms, life processes and biological research.
Coccyx
Cochineal
Cochlea
Cochlea: anatomy, function, and clinical significance
Cocoon
Cocoon (insect pupal case)
Coelenterata
Coevolution
Collagen
Colon
Colon (anatomy) — structure, function, and clinical significance
Colony (biology)
Colour vision
Commensalism
Common descent
Common name
Common name (vernacular name)
Comparative anatomy
Comparative anatomy: structure, methods, history, and applications
Competition (biology)
Complement system
Complementarity (molecular biology)
Compound eye
Computational biology
Computational biology: algorithms, models and applications
Cone cell
Cone cell (photoreceptor): structure, function and role in color vision
Conjoined twins
Connective tissue
Conodont
Conoidasida
Conosa
Conosa: subphylum of Amoebozoa including slime molds and archamoebae
Conserved sequence
Conserved sequence: definition, detection, and biological significance
Contractile vacuole
Contractile vacuole: osmoregulatory organelle in freshwater protists
Convergent evolution
Coral bleaching
Coral bleaching: causes, process, impacts, and resilience
Coral bleaching is the loss of symbiotic algae from reef-building corals, driven primarily by heat stress and other environmental factors; it threatens reefs, biodiversity, and coa
Coral fungi
Clavarioid (coral) fungi: branching, club-shaped and forked mushroom forms
Coral reef
Coral reef — structure, ecology, and conservation
Cork cambium
Coronaviridae
Coronaviridae: family of enveloped positive-sense RNA viruses
Coronaviridae are enveloped, positive-sense single-stranded RNA viruses with large genomes and distinctive surface spikes. They infect a wide range of vertebrates and include impor
Coronavirus
Coronavirus: biology, disease spectrum, and public health implications
Corpora cavernosa
Corpora cavernosa: structure, function and clinical significance
Corpus callosum
Corpus callosum: structure, function, development and clinical significance
Cortisol
Cortisol: the body’s primary glucocorticoid
Cosmopolitan distribution
COX-2 inhibitors
COX-2 inhibitors: selective anti-inflammatory drugs — uses, risks, and history
Cranial nerve
Cricetidae
Cricetidae: hamsters, voles, lemmings and New World rats and mice
CRISPR
Crop (anatomy)
Crop milk
Crop milk: the avian nutritive secretion produced in the crop
Crossing over
Crossing over (genetic recombination during meiosis)
Crossing over is the exchange of chromosome segments between homologous chromatids during meiosis, creating recombinant gametes, promoting genetic diversity, and aiding correct chr
Crown group
Crurotarsi
Crurotarsi: the ankled archosaurs and the crocodile-line assemblage
Crying
Crying: causes, types, physiology, social role, and clinical aspects