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10,033 things · 1,902 votes cast · cast a vote
All | Arts | Biology and health sciences | Everyday life | Geography | History | Mathematics | People | Philosophy and religion | Physical sciences | Society and social sciences | Technology
| # | Thing | Description | Topic | Up/Down/Net | Score ▼ | |
|---|---|---|---|---|---|---|
| 551 |  | Encephalitis | Inflammation of the brain | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 552 |  | Endangered species | Species of some organisms facing a very high risk of extinction | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 553 |  | Endocrine system | Hormone-producing glands of a body | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 554 |  | Endoplasmic reticulum | Cell organelle that processes proteins | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 555 |  | Enzyme | Large biological molecule that acts as a catalyst | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 556 |  | Epidemic | Rapid spread of disease affecting a large number of people in a short time | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 557 | Epidemiology | Study of health and disease within a population | Biology and health sciences | +0 / -0 / 0 | 0.500000 | |
| 558 |  | Epidermis (botany) | Layer of cells that covers leaves, flowers, roots of plants | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 559 |  | Epigenetics | Study of DNA modifications that do not change its sequence | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 560 |  | Epilepsy | Group of neurological disorders causing seizures | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 561 |  | Epithelium | Tissue lining the surfaces of organs in animals | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 562 |  | Equidae | Family of hoofed mammals | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 563 |  | Ericaceae | Heather family of flowering plants | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 564 |  | Eruca sativa | Edible annual plant | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 565 |  | Esophagus | Vertebrate organ through which food passes to the stomach | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 566 |  | Ethology | Study of animal behaviour | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 567 |  | Eucalyptus | Genus of flowering plants | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 568 |  | Eudicots | Clade of flowering plants | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 569 |  | Eukaryote | Domain of life whose cells have nuclei | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 570 |  | Euphorbiaceae | Family of Eudicot flowering plants | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 571 |  | Eurasian eagle-owl | Species of owl | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 572 |  | Eurasian magpie | Species of bird | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 573 |  | European badger | Species of mustelid | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 574 |  | European bison | Eurasian species of mammal | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 575 |  | European seabass | Species of fish | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 576 |  | Eurypterid | Order of arthropods (fossil) | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 577 |  | Evolution | Change in the heritable traits of populations | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 578 |  | Excavata | Obsolete grouping of single-celled organisms | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 579 |  | Excretion | Elimination of metabolic waste products by an organism | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 580 |  | Exercise | Physical activity that improves health | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 581 |  | Eye examination | Series of tests assessing vision and pertaining to the eyes | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 582 |  | Fabaceae | Family of legume flowering plants | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 583 |  | Face | Front of a head | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 584 |  | Falcon | Birds of prey in the genus Falco | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 585 |  | Fat | Esters of fatty acid or triglycerides | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 586 |  | Fatty acid | Carboxylic acid | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 587 |  | Feather | Body-covering structure of birds | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 588 |  | Female reproductive system | Reproductive system of female humans | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 589 |  | Feminine hygiene | Personal care for the female reproductive system | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 590 |  | Fennel | Flowering plant species in the carrot family | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 591 |  | Fermentation | Metabolic redox process producing energy in the absence of oxygen | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 592 |  | Fertilisation | Union of opposite-sex gametes in sexual reproduction to form a zygote | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 593 | Fetus | Prenatal organism between the embryonic state and birth | Biology and health sciences | +0 / -0 / 0 | 0.500000 | |
| 594 |  | Ficus sycomorus | Species of fig | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 595 |  | Fig | Species of flowering plant, or its fruit | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 596 |  | Finch | Family of birds | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 597 |  | Finger | Digit of the forelimb | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 598 |  | Fingerprint | Biometric identifier | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 599 |  | Fir | Genus of coniferous trees | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 600 |  | Firefly | Family of beetles | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
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