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| # | Thing | Description | Topic | Up/Down/Net | Score ▼ | |
|---|---|---|---|---|---|---|
| 401 |  | Chimpanzee | Species of great ape | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 402 |  | Chitin | Long-chain polymer of a N-acetylglucosamine | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 403 |  | Chlamydia | Sexually transmitted bacterial infection | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 404 |  | Chlorophyll | Green pigments found in plants, algae and bacteria | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 405 |  | Chlorophyta | Phylum of green algae | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 406 |  | Cholera | Bacterial infection of the small intestine | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 407 |  | Cholesterol | Sterol biosynthesized by all animal cells | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 408 |  | Chordate | Phylum of animals having a dorsal nerve cord | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 409 |  | Chromalveolata | Group of eukaryotic organisms | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 410 |  | Chromosome | DNA molecule containing genetic material of a cell | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 411 |  | Chronic obstructive pulmonary disease | Lung disease involving long-term poor airflow | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 412 |  | Chrysanthemum | Genus of flowering plants in the daisy family | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 413 |  | Cichlid | Family of fishes | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 414 |  | Cigarette | Small roll of tobacco made to be smoked | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 415 |  | Ciliate | Taxon of protozoans with hair-like organelles called cilia | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 416 |  | Cinnamon | Spice from Cinnamomum trees | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 417 |  | Circulatory system | Organ system for circulating blood in animals | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 418 |  | Cirrhosis | Chronic disease of the liver, characterized by fibrosis | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 419 |  | Cirsium | Genus of flowering plants in the daisy family Asteraceae | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 420 |  | Citrus | Genus of flowering plants | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 421 |  | Clitoris | Erectile female sexual organ | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 422 |  | Clove | Spice made from flower buds | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 423 |  | Cnidaria | Aquatic animal phylum having cnidocytes | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 424 |  | Cocaine | Tropane alkaloid and stimulant drug | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 425 |  | Coccinellidae | Family of beetles | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 426 |  | Cockatoo | Any bird in the family Cacatuidae | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 427 |  | Cockroach | Insects of the order Blattodea | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 428 |  | Coconut | Species of plant in the palm family | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 429 |  | Cod | Common name for several fish, but mainly the demersal genus Gadus | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 430 |  | Coelacanth | Class of lobe-finned fishes | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 431 |  | Colchicum | Genus of flowering plants | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 432 |  | Collard (plant) | Variety of plant | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 433 |  | Color blindness | Decreased ability to see color or color differences | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 434 |  | Color vision | Ability to perceive differences in light frequency | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 435 |  | Colorectal cancer | Cancer of the colon or rectum | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 436 |  | Columbidae | Family of birds | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 437 |  | Coma | State of unconsciousness | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 438 |  | Common cold | Common viral infection of the upper respiratory tract | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 439 |  | Common myna | Bird of the family Sturnidae | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 440 |  | Common nightingale | Species of bird | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 441 |  | Common ostrich | Species of flightless bird | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 442 |  | Common quail | Species of bird | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 443 |  | Common raven | Large, black species of passerine bird | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 444 |  | Common snapping turtle | Species of turtles | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 445 |  | Common starling | Species of passerine birds | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 446 |  | Competition (biology) | Type of species interaction | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 447 |  | Compound eye | Visual organ found in arthropods such as insects and crustaceans | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 448 |  | Concussion | Medical condition | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 449 |  | Conifer | Group of seed plants | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
| 450 |  | Connective tissue | Type of biological tissue in animals | Biology and health sciences | +0 / -0 / 0 | 0.500000 |
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