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yale-nlp
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Bright-Pro

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biology-51-a4
Passive heating alone does not reproduce exercise‑induced physiological priming effects such as altered oxygen kinetics and neuromuscular recruitment patterns.
3
[ "biology-51/extraction_7.txt" ]
biology-52-a1
Binocular stereopsis arises because horizontally separated eyes view objects from slightly different angles, producing binocular disparity that the brain converts into depth information.
3
[ "3D_vision/Binocular_disparity_0.txt", "3D_vision/Binocular_disparity_1.txt" ]
biology-52-a2
Depth perception is also possible with one eye using monocular cues such as relative size, occlusion, shading, perspective, and other scene-based heuristics.
3
[ "biology-52/extraction_0.txt", "biology-52/extraction_1.txt" ]
biology-52-a3
Motion parallax during observer movement provides a strong monocular depth signal because nearby objects move faster across the retina than distant ones.
2
[ "biology-52/extraction_2.txt", "biology-52/extraction_7.txt" ]
biology-52-a4
Loss of one eye reduces stereoscopic precision and field of view, but people often adapt by relying more on monocular cues and learned strategies.
2
[ "biology-52/extraction_8.txt", "biology-52/extraction_9.txt", "biology-52/extraction_10.txt" ]
biology-52-a5
Two eyes also provide evolutionary advantages including binocular summation, redundancy, obstacle compensation, and reduced blind zones in front of the observer.
1
[ "biology-52/extraction_4.txt", "biology-52/extraction_5.txt", "biology-52/extraction_13.txt" ]
biology-53-a1
Human vision is defined by the visual field, the portion of surrounding space visible while the eyes maintain steady fixation.
3
[ "biology-53/extraction_0.txt", "biology-53/extraction_2.txt" ]
biology-53-a2
The visual field corresponds geometrically to a portion of spherical space around the eye rather than a flat rectangular projection.
3
[ "biology-53/extraction_7.txt" ]
biology-53-a4
Combining both eyes creates a binocular visual field about 200–220° wide horizontally and roughly 130–150° vertically.
2
[ "eye_capture_shape/Peripheral_vision_1.txt", "biology-53/extraction_1.txt" ]
biology-54-a1
An organ is defined as a structural unit composed of multiple tissues working together to perform specific physiological functions.
3
[ "biology-54/extraction_1.txt", "biology-54/extraction_2.txt" ]
biology-54-a2
Blood is classified biologically as a specialized fluid connective tissue whose cells circulate within a liquid extracellular matrix.
3
[ "blood_organ/Connective_tissue_0.txt", "blood_organ/Connective_tissue_1.txt", "biology-54/extraction_0.txt" ]
biology-54-a3
Blood consists of cells and cell fragments suspended in plasma and functions in transport, regulation, and protection within the body.
2
[ "biology-54/extraction_4.txt", "biology-54/extraction_3.txt" ]
biology-54-a4
Although sometimes described informally as a liquid organ blood is primarily treated scientifically as a connective tissue system.
1
[ "biology-54/extraction_5.txt" ]
biology-55-a1
Eye floaters are entoptic phenomena where visible specks arise from tiny particles within the vitreous gel inside the eye.
3
[ "strange_things_in_light/Floater_0.txt", "biology-55/extraction_5.txt" ]
biology-55-a2
These particles—often collagen fibers, proteins, or cell debris—block or refract incoming light and cast moving shadows on the retina.
3
[ "biology-55/extraction_0.txt", "biology-55/extraction_7.txt" ]
biology-55-a3
Floaters appear as dots, threads, circles, or cobweb-like chains drifting slowly, often following eye movements and visible against bright plain backgrounds.
2
[ "strange_things_in_light/Floater_1.txt" ]
biology-55-a4
Most floaters result from normal vitreous aging or detachment processes, though sudden increases or flashes may indicate retinal tears requiring medical attention.
2
[ "strange_things_in_light/Floater_2.txt", "biology-55/extraction_8.txt" ]
biology-56-a1
Phospholipids are amphipathic molecules with hydrophilic heads and hydrophobic tails that spontaneously organize into bilayers in aqueous environments.
3
[ "biology-56/extraction_0.txt" ]
biology-56-a2
The hydrophobic effect causes nonpolar groups to cluster in water because exposing them forces surrounding water into energetically unfavorable ordered structures.
3
[ "biology-56/extraction_1.txt" ]
biology-56-a4
Exposed bilayer edges are energetically costly since hydrophobic tails contact water, driving self‑sealing and additional mechanical stabilization by supporting scaffolds.
3
[ "biology-56/extraction_4.txt", "biology-56/extraction_5.txt" ]
biology-57-a1
Many animals possess a tapetum lucidum behind the retina that retroreflects incoming light, increasing photoreceptor stimulation and improving vision in dim conditions.
3
[ "dog_eyes_glow/Tapetum_lucidum_1.txt" ]
biology-57-a2
When bright light such as a camera flash enters eyes with a tapetum lucidum, reflected light produces the visible glowing effect called eyeshine.
3
[ "dog_eyes_glow/Tapetum_lucidum_3.txt" ]
biology-57-a3
Dogs commonly show green or yellow‑green eyeshine because tapetal cellular layers and reflective rodlet structures determine wavelength and reflectivity.
2
[ "dog_eyes_glow/Tapetum_lucidum_2.txt", "biology-57/extraction_0.txt", "biology-57/extraction_1.txt" ]
biology-57-a4
Humans lack a tapetum lucidum, so flash reflections come from the blood‑rich choroid behind the retina, producing the red‑eye effect.
2
[ "dog_eyes_glow/Tapetum_lucidum_0.txt" ]
biology-58-a1
Normal hearing occurs when cochlear hair cells convert mechanical sound vibrations into electrical signals that excite auditory nerve fibers.
3
[ "fake_auditory_signal/Cochlear_implant_2.txt", "biology-58/extraction_3.txt" ]
biology-58-a2
Cochlear implants capture environmental sound with microphones, process it electronically, and deliver encoded electrical signals through implanted cochlear electrodes.
3
[ "fake_auditory_signal/Cochlear_implant_0.txt", "biology-58/extraction_0.txt", "biology-58/extraction_2.txt" ]
biology-58-a3
Signal processors decompose sound into frequency bands and drive electrode arrays along the cochlea to stimulate tonotopically organized auditory nerve fibers.
2
[ "biology-58/extraction_1.txt", "biology-58/extraction_6.txt" ]
biology-58-a4
If the auditory nerve or cochlea cannot be used, auditory brainstem implants stimulate neurons in the cochlear nucleus directly.
2
[ "biology-58/extraction_4.txt", "biology-58/extraction_5.txt" ]
biology-58-a5
Artificial auditory prostheses provide simplified representations of sound and ongoing research explores improved stimulation including midbrain or optogenetic approaches.
1
[ "biology-58/extraction_7.txt", "biology-58/extraction_8.txt" ]
biology-59-a1
Dark adaptation is the gradual recovery of visual sensitivity after transitioning from bright illumination to darkness.
3
[ "biology-59/extraction_0.txt", "biology-59/extraction_5.txt" ]
biology-59-a2
Bright light photobleaches retinal photopigments such as rhodopsin, and sensitivity returns only after biochemical regeneration through the retinoid visual cycle.
3
[ "blind_off_light/Adaptation_(eye)_4.txt", "biology-59/extraction_1.txt", "biology-59/extraction_6.txt", "biology-59/extraction_7.txt" ]
biology-59-a3
Cones recover sensitivity relatively quickly, while highly light‑sensitive rods recover more slowly but ultimately dominate vision under dim conditions.
2
[ "biology-59/extraction_2.txt", "biology-59/extraction_3.txt" ]
biology-59-a4
The speed of dark adaptation depends partly on how quickly rhodopsin regenerates in rod cells after bleaching.
1
[ "blind_off_light/Adaptation_(eye)_5.txt" ]
biology-60-a1
Blue eye appearance results from structural coloration where low melanin allows stromal fibers to scatter shorter blue wavelengths preferentially.
3
[ "biology-60/extraction_0.txt", "biology-60/extraction_2.txt", "biology-60/extraction_5.txt" ]
biology-60-a2
Newborn humans often have little iris pigment, so early eye color appears blue until melanocytes gradually produce melanin.
3
[ "biology-60/extraction_1.txt", "biology-60/extraction_6.txt", "biology-60/extraction_7.txt" ]
biology-60-a3
Different adult eye colors arise from varying melanin concentrations and pigments within the iris stroma altering light absorption and scattering.
2
[ "biology-60/extraction_3.txt" ]
biology-60-a4
Kittens are born with blue eyes because their irises initially lack pigment, causing light refraction and scattering until melanocytes mature.
2
[ "biology-60/extraction_8.txt" ]
biology-61-a1
Trees can be interconnected underground by common mycorrhizal networks where fungal filaments link roots, enabling nutrient and signal exchange.
3
[ "biology-61/extraction_1.txt", "trees_communicate/Mycorrhizal_network_3.txt", "biology-61/extraction_10.txt", "biology-61/extraction_2.txt" ]
biology-61-a2
Plants communicate through transferable infochemicals and volatile compounds that trigger physiological or defensive responses in neighboring plants connected or nearby.
3
[ "trees_communicate/Mycorrhizal_network_2.txt", "biology-61/extraction_0.txt" ]
biology-61-a3
Plants also generate long‑distance electrical signals involving ion fluxes and membrane depolarization that propagate through tissues to coordinate systemic responses.
2
[ "biology-61/extraction_3.txt", "biology-61/extraction_4.txt" ]
biology-61-a4
Specific patterns of calcium concentration changes act as information codes decoded by calcium‑binding proteins, enabling stimulus‑specific responses without a brain.
3
[ "biology-61/extraction_7.txt", "biology-61/extraction_8.txt", "biology-61/extraction_5.txt", "biology-61/extraction_6.txt" ]
biology-62-a1
Hebbian theory proposes that repeated correlated firing of two neurons increases synaptic efficacy, forming the biological basis for learning through strengthened connections.
3
[ "neurons_learn/Hebbian_theory_0.txt", "neurons_learn/Hebbian_theory_2.txt", "neurons_learn/Hebbian_theory_1.txt" ]
biology-62-a2
Learning-related plasticity manifests as long-term potentiation or depression, activity-dependent processes that bidirectionally strengthen or weaken synapses across neural circuits.
3
[ "biology-62/extraction_2.txt", "biology-62/extraction_13.txt", "biology-62/extraction_12.txt" ]
biology-62-a3
Synaptic strengthening often occurs through molecular and cellular mechanisms such as AMPA receptor phosphorylation, trafficking, and increased postsynaptic responsiveness.
2
[ "biology-62/extraction_0.txt", "biology-62/extraction_11.txt" ]
biology-62-a4
Learning also involves broader structural and physiological adaptations including spine growth, excitability changes, inhibitory plasticity, and circuit remodeling.
2
[ "biology-62/extraction_15.txt" ]
biology-63-a1
After a tree is cut, the underground root system often remains alive and intact, continuing to access soil water and nutrients.
3
[ "biology-63/extraction_0.txt", "biology-63/extraction_9.txt" ]
biology-63-a2
Living roots contain stored carbohydrates and nutrients accumulated before cutting, providing the energy needed to initiate and sustain new shoot growth.
3
[ "biology-63/extraction_4.txt", "biology-63/extraction_7.txt" ]
biology-63-a3
Dormant buds located near the root collar or within cambium beneath bark activate after damage, producing new shoots from stump tissue.
3
[ "biology-63/extraction_5.txt", "biology-63/extraction_1.txt" ]
biology-63-a4
Because an established root system already exists, sprouts can grow rapidly and may regenerate whole trees, a process known as coppicing.
2
[ "biology-63/extraction_8.txt", "biology-63/extraction_6.txt" ]
biology-64-a1
Plants often produce bitter-tasting secondary metabolites as chemical defenses against pests, herbivores, and environmental stressors, influencing vegetable flavor perception.
2
[ "vegetables_bitter/Glucosinolate_0.txt", "biology-64/extraction_2.txt" ]
biology-64-a2
In cruciferous vegetables like cabbage and mustard, glucosinolates and their breakdown products generate characteristic bitter or pungent taste sensations.
3
[ "biology-64/extraction_4.txt" ]
biology-64-a3
In cucurbit vegetables such as cucumber and melon, bitterness is primarily caused by cucurbitacins, highly bitter triterpenoid compounds produced by these plants.
3
[ "biology-64/extraction_0.txt", "biology-64/extraction_9.txt" ]
biology-64-a4
Different vegetable families contain distinct bitter compounds, including sesquiterpene lactones in lettuce and glycoalkaloids in eggplant, contributing to bitterness variability.
1
[ "biology-64/extraction_6.txt" ]
biology-65-a1
Red-eye occurs when camera flash enters dilated pupils in dim light, reflects off the blood-rich retina and returns to the lens.
3
[ "biology-65/extraction_0.txt", "biology-65/extraction_1.txt", "biology-65/extraction_2.txt", "biology-65/extraction_3.txt", "biology-65/extraction_7.txt" ]
biology-65-a2
Humans lack a tapetum lucidum reflective layer behind the retina, so reflections originate mainly from vascular retinal tissues.
3
[ "dog_eyes_green/Tapetum_lucidum_0.txt" ]
biology-65-a3
Many animals including dogs possess a tapetum lucidum behind the retina that retroreflects incoming light, enhancing sensitivity and night vision.
2
[ "dog_eyes_green/Tapetum_lucidum_1.txt" ]
biology-65-a4
Tapetal crystals produce iridescent eyeshine whose color depends on composition and geometry, commonly appearing green or yellow‑green in dogs.
2
[ "dog_eyes_green/Tapetum_lucidum_2.txt", "dog_eyes_green/Tapetum_lucidum_3.txt", "biology-65/extraction_5.txt", "biology-65/extraction_6.txt" ]
biology-66-a1
Newborn herbivorous mammals generally begin life with largely sterile gastrointestinal tracts that become colonized rapidly by environmental and maternal microbes.
3
[ "biology-66/extraction_4.txt" ]
biology-66-a2
Initial gut microbiota in young ruminants primarily originate from maternal sources such as vaginal microbiota, breast milk, skin, saliva, and feces.
3
[ "biology-66/extraction_1.txt", "biology-66/extraction_2.txt" ]
biology-66-a3
Direct contact with adult animals accelerates colonization by key fiber‑digesting microbes, including protozoa and other rumen organisms essential for cellulose fermentation.
2
[ "biology-66/extraction_3.txt" ]
biology-66-a4
Some species actively ingest maternal fecal material or specialized feces to inoculate their gut with microbes needed for proper digestion.
2
[ "baby_animals_cellulose/Cecotrope_6.txt" ]
biology-67-a1
Most animals including humans exhibit bilateral symmetry, meaning their bodies develop as approximate mirror-image left and right halves.
3
[ "two_organs_but_not_all/Symmetry_in_biology_0.txt", "two_organs_but_not_all/Symmetry_in_biology_6.txt" ]
biology-67-a2
Bilateral development establishes body axes and a front-facing head where sensory organs cluster, producing paired structures on each side.
3
[ "two_organs_but_not_all/Symmetry_in_biology_4.txt", "biology-67/extraction_1.txt" ]
biology-67-a3
Two eyes provide functional advantages because the brain compares slightly different retinal images to generate stereoscopic depth perception.
2
[ "biology-67/extraction_3.txt" ]
biology-67-a4
Some organs remain single because embryonic structures on the left and right fuse into one midline organ during development.
2
[ "biology-67/extraction_2.txt", "biology-67/extraction_5.txt" ]
biology-68-a1
Human appetite follows an endogenous circadian rhythm with a morning trough and evening peak independent of time since last meal.
3
[ "biology-68/extraction_0.txt", "biology-68/extraction_1.txt" ]
biology-68-a2
Ghrelin, a stomach-derived hormone that stimulates appetite via hypothalamic pathways, rises before meals and shows daily variation including sleep-related peaks.
2
[ "not_hungry_waking_up/Ghrelin_0.txt", "not_hungry_waking_up/Ghrelin_5.txt" ]
biology-68-a3
Leptin produced by adipose tissue acts on hypothalamic receptors to inhibit hunger and promote satiety, coordinating long‑term energy balance.
2
[ "not_hungry_waking_up/Leptin_1.txt" ]
biology-68-a4
During sleep, metabolic rate and glucose utilization decline while leptin and ghrelin dynamics shift, helping suppress hunger despite overnight fasting.
3
[ "biology-68/extraction_2.txt" ]
biology-69-a1
Holometabolous insects such as butterflies develop through egg, larva, pupa, and adult stages, with the pupa serving as the transitional stage.
3
[ "butterflies_stage/Holometabolism_1.txt", "biology-69/extraction_3.txt", "butterflies_stage/Holometabolism_3.txt" ]
biology-69-a2
Larval and adult stages occupy different ecological niches: larvae specialize in feeding and growth, adults in dispersal and reproduction.
3
[ "butterflies_stage/Holometabolism_0.txt", "biology-69/extraction_2.txt", "biology-69/extraction_7.txt", "butterflies_stage/Holometabolism_2.txt" ]
biology-69-a3
During the pupal stage extensive remodeling occurs: larval tissues break down while adult organs and structures develop from precursor cells.
3
[ "biology-69/extraction_4.txt" ]
biology-69-a4
Butterflies actually form a chrysalis rather than a cocoon; cocoons are silk coverings spun by many moths around their pupae.
1
[ "biology-69/extraction_0.txt", "biology-69/extraction_1.txt" ]
biology-70-a1
Numerous microorganisms possess more than two mating types, including amoebae with three types, ciliates with seven, and fungi with hundreds or thousands.
3
[ "biology-70/extraction_0.txt", "biology-70/extraction_2.txt", "biology-70/extraction_3.txt", "more_than_two_sexes/Mating_type_0.txt" ]
biology-70-a2
Sexual reproduction in these systems still occurs between two individuals, but only if their mating types differ and are compatible.
3
[ "more_than_two_sexes/Mating_type_1.txt", "biology-70/extraction_1.txt", "biology-70/extraction_6.txt" ]
biology-70-a3
Multiple mating types arise from genetic compatibility systems, often controlled by mating‑type loci encoding transcription factors, pheromones, and recognition pathways.
2
[ "more_than_two_sexes/Mating_type_2.txt", "biology-70/extraction_4.txt", "biology-70/extraction_5.txt" ]
biology-70-a4
Although additional mating types can increase potential partners, evolutionary stability, signaling efficiency, and ecological factors often limit species to two types.
2
[ "more_than_two_sexes/Mating_type_3.txt", "biology-70/extraction_8.txt", "biology-70/extraction_9.txt" ]
biology-71-a1
Fluoride from toothpaste primarily acts topically in the mouth, contacting enamel, saliva, and plaque to promote remineralization and acid‑resistant fluorapatite formation.
3
[ "tooth_paste_teeth/Remineralisation_of_teeth_0.txt", "tooth_paste_teeth/Remineralisation_of_teeth_2.txt", "tooth_paste_teeth/Remineralisation_of_teeth_3.txt", "biology-71/extraction_3.txt" ]
biology-71-a2
When fluoride is swallowed, it is absorbed mainly through the stomach and intestines into the bloodstream and distributed throughout the body.
3
[ "biology-71/extraction_0.txt", "biology-71/extraction_1.txt", "biology-71/extraction_2.txt" ]
biology-71-a3
Toothpaste contains relatively high fluoride concentrations intended for topical dental effects, so swallowing significant amounts can cause excessive intake or toxicity.
2
[ "biology-71/extraction_4.txt" ]
biology-72-a1
Hypertrophy enlarges tissue by increasing individual cell size, whereas hyperplasia enlarges tissue by increasing the number of cells.
2
[ "muscle_bigger/Hyperplasia_0.txt" ]
biology-72-a2
Exercise-induced muscle growth primarily occurs through hypertrophy of existing muscle fibers via increased protein synthesis and enlargement of contractile structures.
3
[ "muscle_bigger/Muscle_hypertrophy_0.txt", "muscle_bigger/Muscle_hypertrophy_1.txt", "muscle_bigger/Muscle_hypertrophy_5.txt", "muscle_bigger/Muscle_hypertrophy_4.txt", "biology-72/extraction_1.txt" ]
biology-72-a3
Mechanical stretch or eccentric loading can add sarcomeres within existing fibers, lengthening or thickening them without creating new muscle cells.
2
[ "biology-72/extraction_4.txt" ]
biology-72-a4
Satellite cell fusion adds myonuclei supporting fiber growth, while studies show resistance training rarely increases total muscle fiber number in humans.
3
[ "biology-72/extraction_2.txt", "biology-72/extraction_3.txt", "biology-72/extraction_6.txt", "biology-72/extraction_8.txt", "biology-72/extraction_7.txt" ]
biology-73-a1
Honey bee colony foraging activity is commonly quantified as the rate of bees entering and leaving the hive entrance.
3
[ "biology-73/extraction_0.txt", "biology-73/extraction_3.txt", "biology-73/extraction_6.txt" ]
biology-73-a2
Automated monitoring systems and entrance counters often sample hive activity at fixed time resolutions such as minutes or defined intervals.
2
[ "biology-73/extraction_7.txt" ]
biology-73-a3
Manual observation methods count bees entering or exiting during defined observation windows ranging from several minutes to longer sessions.
3
[ "biology-73/extraction_8.txt" ]
biology-73-a4
Short video segments can still provide valid traffic estimates when every bee movement is counted and used as ground truth.
2
[ "biology-73/extraction_1.txt" ]
biology-73-a5
Counts of discrete events like bee passages follow Poisson-like statistics, where relative uncertainty decreases as the total counted events increase.
2
[ "biology-73/extraction_2.txt", "biology-73/extraction_5.txt" ]
biology-74-a1
Winter sunscald damages trees when sunlight warms dormant bark cells that later refreeze at night, killing cambium and causing cracking.
3
[ "birches_white_bark/Sun_scald_1.txt", "birches_white_bark/Sun_scald_0.txt", "biology-74/extraction_2.txt" ]
biology-74-a2
Reducing sunlight on trunks prevents sunscald because reflective white coverings keep bark cooler and limit daytime warming.
2
[ "birches_white_bark/Sun_scald_4.txt" ]
biology-74-a3
Many northern deciduous trees evolved light-colored bark because reflective surfaces reduce winter temperature fluctuations and therefore lower sunscald risk.
3
[ "biology-74/extraction_1.txt" ]
biology-74-a4
Birch bark appears white due to high concentrations of betulin, and this conspicuous color may also signal chemical defenses to herbivores.
1
[ "biology-74/extraction_0.txt", "biology-74/extraction_4.txt" ]
biology-75-a1
Juncturae tendinum are connective bands linking extensor digitorum tendons between adjacent fingers, particularly around the ring finger, limiting independent extension.
3
[ "biology-75/extraction_0.txt", "biology-75/extraction_6.txt", "biology-75/extraction_4.txt" ]
biology-75-a2
Index and little fingers possess additional independent extensor muscles, while middle and ring fingers rely mainly on the shared extensor digitorum system.
3
[ "ring_finger_not_move/Extrinsic_extensor_muscles_of_the_hand_5.txt", "biology-75/extraction_1.txt" ]
biology-75-a3
Mechanical coupling between fingers also arises from intertendinous links, shared muscle bellies, and connective tissues transmitting forces across adjacent digits.
2
[ "biology-75/extraction_2.txt", "biology-75/extraction_3.txt" ]
biology-75-a4
Training and anatomical variation influence finger independence, but tendon linkages particularly constrain attempts to lift the ring finger alone.
1
[ "biology-75/extraction_5.txt" ]
biology-76-a1
Experimental learning paradigms show infants around four months can learn contingencies and retain them across 24-hour delays, demonstrating early memory capacity.
3
[ "biology-76/extraction_0.txt" ]
biology-76-a2
Behavioral methods like deferred imitation reveal early declarative memory by about six months, with recall after delays and retention increasing with age.
3
[ "biology-76/extraction_1.txt" ]
biology-76-a3
Adults’ earliest remembered autobiographical memories typically date to about 3½ years, though dating errors and cultural differences affect reported ages.
2
[ "biology-76/extraction_2.txt", "biology-76/extraction_6.txt" ]