Category: Ethnicity

Where do the embryos of placental mammals get their food? Food and oxygen, carried by blood, pass from the mother to the baby through the placenta. Wastes pass from the baby to the mother, where they are eliminated by her body. Most mammals, including humans, are placental mammals. How is the placental mammalian embryo nourished? […]

What is the movement of trout? Three types of movement were identified: wide-ranging covering much of the lake, localised within the littoral, and migratory towards river mouths before spawning. Do trout move upstream or downstream? Trout must swim upstream in order to breathe. Water enters their mouth and exits the gills as they face upstream. […]

Can squirrels pass diseases to dogs? Because of increased building and development into areas that were previously rural, pets may be exposed to more wildlife, such as raccoons, skunks, squirrels, opossums, or deer that are infected with leptospirosis. Dogs also may pass the disease to each other, but this happens very rarely. Can dogs get […]

How do you make hot dogs taste less salty? Boiling helps to plump up the hot dog and leaches out some of the salt. Most hot dog experts would say that this leaves the hot dog soggy and drags out the flavor. The second method is steaming. What does a bad hot dog taste like? […]

How much food does a grizzly bear eat per day? They may intake 40 kg (90 lbs.) of food each day, gaining over 1 kg (2.2 lbs.) of body weight a day. As omnivores, grizzlies will eat anything nutritious they can find, gorging on nuts, fruit, leaves, roots, fungi, insects, and a variety of animals […]

How much does an apprentice electrician earn UK? The national average salary for Electrician Apprentice is £18,035 per year in United Kingdom. What does a 1st year apprentice electrician do? In this role your daily activities will include: testing, repairing, installing and maintaining electrical circuits and wiring. By starting your electrical apprenticeship you’ll also be […]

Why does salt help headaches? While high blood pressure is often associated with high salt intake and headache, the researchers found that people with normal blood pressure had fewer headaches when they reduced salt intake. They noted that a process that is independent of blood pressure may mediate the relationship between sodium and headaches. Why […]

At what point do you need dialysis? When is dialysis needed? You need dialysis when you develop end stage kidney failure –usually by the time you lose about 85 to 90 percent of your kidney function and have a GFR of <15. At what creatinine level does dialysis start? When the GFR dropped to 15 […]

How do you handle medical emergencies on board a plane? Steps for In-Flight Medical Emergencies Introduce themselves and state their medical qualifications. Ask the passenger for permission to treat, if feasible. Request access to the medical kit or automated external defibrillator, as needed. Use a language interpreter, if necessary, but be aware of patient privacy. […]

What causes oily fingerprints? The oil and the residual chemicals from sweat cling to the surface of the fingers and attract dirt and other substances such as cosmetics and grease from foods and oils. What kind of fingerprints is left behind on surfaces from oils on the skin? Latent fingerprints are made of the sweat […]