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The period of cyclic physiological and behavior changes in non-primate female mammals that exhibit ESTRUS. The estrous cycle generally consists of 4 …

The period in the ESTROUS CYCLE associated with maximum sexual receptivity and fertility in non-primate female mammals.

A partially enclosed body of water, and its surrounding coastal habitats, where saltwater from the ocean mixes with fresh water from rivers or stream…

Physical changes in the growth patterns of a plant brought on by sustained absence of light. These changes are characterized by lengthened internodes…

A helix-turn-helix motif characterized by three alpha-helices and four-stranded beta-sheets arranged in the order alpha1-beta1-beta2-alpha2-alpha3-be…

The enrichment of a terrestrial or aquatic ECOSYSTEM by the addition of nutrients, especially nitrogen and phosphorus, that results in a superabundan…

A late-appearing component of the event-related potential. P300 stands for a positive deflection in the event-related voltage potential at 300 millis…

Electrical responses recorded from nerve, muscle, SENSORY RECEPTOR, or area of the CENTRAL NERVOUS SYSTEM following stimulation. They range from less…

The electric response evoked in the CEREBRAL CORTEX by ACOUSTIC STIMULATION or stimulation of the AUDITORY PATHWAYS.

Electrical waves in the CEREBRAL CORTEX generated by BRAIN STEM structures in response to auditory click stimuli. These are found to be abnormal in m…

The electrical response evoked in a muscle or motor nerve by electrical or magnetic stimulation. Common methods of stimulation are by transcranial el…

The electric response evoked in the CEREBRAL CORTEX by stimulation along AFFERENT PATHWAYS from PERIPHERAL NERVES to CEREBRUM.

The electric response evoked in the cerebral cortex by visual stimulation or stimulation of the visual pathways.

Chemical and physical transformation of the biogenic elements from their nucleosynthesis in stars to their incorporation and subsequent modification …

The process of cumulative change at the level of DNA; RNA; and PROTEINS, over successive generations.

Creation and development of bodies within solar systems, includes study of early planetary geology.

A major DNA repair mechanism in which defective regions in one strand are excised and resynthesized using the complementary base pairing information …

A process fundamental to muscle physiology whereby an electrical stimulus or action potential triggers a myocyte to depolarize and contract. This mec…

Depolarization of membrane potentials at the SYNAPTIC MEMBRANES of target neurons during neurotransmission. Excitatory postsynaptic potentials can si…

Physical activity which is usually regular and done with the intention of improving or maintaining PHYSICAL FITNESS or HEALTH. Contrast with PHYSICAL…

The exercise capacity of an individual as measured by endurance (maximal exercise duration and/or maximal attained work load) during an EXERCISE TEST.

Videogaming that involves the player's whole body in physical exercises in order to play the videogames.

The act of BREATHING out.

Cellular release of material within membrane-limited vesicles by fusion of the vesicles with the CELL MEMBRANE.

That part of the genome that corresponds to the complete complement of EXONS of an organism or cell.

The parts of a transcript of a split GENE remaining after the INTRONS are removed. They are spliced together to become a MESSENGER RNA or other funct…

The extra volume of air that can be expired with maximum effort beyond the level reached at the end of a normal, quiet expiration. Common abbreviatio…

Partial cDNA (DNA, COMPLEMENTARY) sequences that are unique to the cDNAs from which they were derived.

The (EXternal proTEIN) sequences flanking INTEINS, which are internal fragments of precursor proteins removed by PROTEIN SPLICING. Concomitantly, as …

The ceasing of existence of a species or taxonomic groups of organisms.