Category: Psychology

Why are mules sterile chromosomes? They are sterile because they can’t make sperm or eggs. They have trouble making sperm or eggs because their chromosomes don’t match up well. A mule gets 32 horse chromosomes from mom and 31 donkey chromosomes from dad for a total of 63 chromosomes. What does a Tetrad consist of? […]

How do you preserve earthworms? Place the anesthetized earthworms into a vial. You can keep the earthworms in alcohol for up to 24 hours (keeping them cool and out of direct sunlight). But don’t wait to long, after a day or so in alcohol they start to get mushy. What animals go through Estivation? Animals […]

How do I stop getting shocked when playing guitar? A few basics: -Make sure your rig has a 3 prong cord in good condition. -Make sure your rig has a good chassis ground that is connected to the cord. At no point should your guitar or amp be shocking you, that’s a complete safety hazard. […]

Where is the radiator drain plug on a 2004 Dodge Dakota? At the bottom of the driver side radiator tank (facing toward the fender) is a 3/4″ long flat handled plug. Twist your hand (with a pair of pliers) up there from the back side of the bumper fascia. How do you unclog a radiator […]

Who discovered cavities? Major Fernando E. Rodríguez Vargas, DDS (February 24, 1888 – October 21, 1932) was an odontologist (dentist), scientist and a Major in the U.S. Army who discovered the bacteria which causes dental caries. Did early humans have cavities? Early humans generally had relatively few cavities, thanks in part to meals that were […]

How much does a flea weigh in grams? The average flea is only 2-3 mm in length and weigh less than 1 gram. What is the mass of a flea? The mass of a flea is very small, with a typical weight of one flea ranging between . 5 to 1 mg (milligram), depending on […]

How can air pollution be reduced in cities? Stop having campfires in the city. Keep campfires brief and small–3 feet across or less. Burn only dry fire wood. In the Twin Cities it is illegal to burn any waste in a fire, even yard waste. Never start campfires during an air quality alert. How can […]

Where do pigeons live? Pigeons live in almost every part of the world. They inhabit forests such as rainforests, temperate deciduous forests, swamp forests and arboreal forests. What is the natural habitat of a pigeon? Pigeon Habitat In the wild, pigeons often live on or near large, rocky cliffs. In cities and towns, pigeons are […]

What law enforcement agencies are part of Homeland Security? Department of Homeland Security Office of Inspector General (DHS-OIG) Federal Protective Service (FPS) Federal Law Enforcement Training Centers (FLETC) United States Coast Guard (USCG) United States Customs and Border Protection (CBP) Federal Emergency Management Agency (FEMA) Who is higher up FBI or US Marshal? The FBI […]

What primer is best for new drywall? Glidden PVA Primer. Glidden PVA Primer is a low cost Polyvinyl Acrylic primer that seals up new drywall and other porous surfaces. Behr Drywall Primer. Kilz PVA Drywall Primer. Valspar Pro PVA Primer. Zinsser Drywall Primer. Benjamin Moore Ultra Spec Primer. Sherwin Williams Drywall Primer. Do you need […]