Biology questions This is a list of recently added questions about biology. Play biology quiz and see all the questions. What can we measure in Centimorgans?The The distance between chromosome positions. In genetics, a centimorgan (abbreviated cM) is a unit for measuring genetic linkage. It is defined as the distance between chromosome positions for which the expected average number of intervening chromosomal crossovers in a single generation is 0.01. It is often used to infer distance along a chromosome. However, It is not a true physical distance.Created by: Katarzyna Dąbrowskahard 47% The distance between molecules in solutionThe distance between molecules in solution439The length of chemical bondsThe length of chemical bonds469the The distance between chromosome positionsthe The distance between chromosome positions1293The length of protein structuresThe length of protein structures495genetics riddles » To which superfamily do ants belong?Wasps. It might be surprising, but ants form part of wasp superfamily. They are closer related to wasps and hornets than bees and bumblebees, that appear to be so much similar.Created by: fitjaco93very hard 37% BeesBees635HornetsHornets566WaspsWasps1101BumblebeesBumblebees640insects riddles » Which protein causes blood to clot?Fibrinogen. In order to reduce the loss of blood and facilitate the recovery of the blood vessel at the site of the injury, a blood clot is formed. It is made up of platelets and dissolved plasma protein-fibrogen. By the substance released by the blood-thrombin plate, fibrogen changes into fibrin, which creates a dense network at the site of injury.Created by: pawnikvery hard 37% fibrinogenfibrinogen1768fibrinfibrin1366myosinmyosin561pepsinpepsin969blood riddles » Which human organ is the largest?Skin is the largest in size (about 2 square meter) and the heaviest organ, making up about 16% of body weigh. It is composed of 3 layers: epidermis, dermis and hypodermis.Created by: smyruhard 49% liverliver2577heartheart213skinskin2901pancreaspancreas119medicine riddles » What is a Curaçao liqueur flavored with?Orange peel. Curaçao is made of dried peel of Laraha (Citrus aurantium currassuviencis), a citrus too bitter to be edible. The beverage and the plant come from Dutch Curaçao island by the coasts of Venezuela. Feral Laraha evolved from domesticated Seville orange brought to the island by Spanish settlers. Its peel is also used in medicine to treat stomach.Created by: smyruhard 43% raspberryraspberry483orange peelorange peel5336key lime and herbskey lime and herbs4371almondsalmonds2054drinks riddles » What is inside the camel's hump?Fat. Camels can live without water many days. They don`t sweating, don`t loosing water in excrements. Camels drinkig seldom but they can drink 100 liters in 10 minutes. Created by: Hanna Kaminskaeasy 70% waterwater2159mineralsminerals370fatfat6649sweat glandssweat glands307deserts riddles » How many pairs of chromosomes does a human have?23. A typical human possesses 23 pairs of chromosomes, which add up to 46. Two of the chromosomes are gender related. A female will have two X chromosomes and a male will have one x and y chromosome. As you may have noticed, females do not have y chromosome.Created by: 12 year old geniuseasy 71% 232383274646206952524882626770medicine riddles » What is gluten?A mixture of proteins. Gluten is a mixture of two proteins: gliadin and a glutenin, found in wheat, barley and rye.Created by: globalquiz.orgaverage 62% a type of sugara type of sugar3607a mixture of proteinsa mixture of proteins10198an alkaloidan alkaloid1653a type of fata type of fat900food riddles » Which from endocrine glands is responsible for a regulation of sleep?Pineal gland. The pineal gland is a small endocrine gland in the vertebrate brain. It produces melatonin, a serotonin derived hormone, which affects the modulation of sleep patterns. Melatonin is sold over-the-counter as a sleep aid in the U.S. and Canada.Created by: Paweł Kołodziejczykaverage 61% hypothalamushypothalamus4012adrenal glandsadrenal glands1424thymusthymus1454pineal glandpineal gland10868human anatomy riddles » How is the soilless cultivation of plants called?Hydroponics is a subset of hydroculture and is a method of growing plants using mineral nutrient solutions, in water, without soil. Terrestrial plants may be grown with their roots in the mineral nutrient solution only or in an inert medium, such as perlite or gravel.Created by: Paweł Kołodziejczykhard 51% hydrologyhydrology1632hydroculturehydroculture3348hydroponicshydroponics9216hydrofarminghydrofarming3838crops riddles » Play biology quiz and see all the questions.