What is an example of a positive mutation? Quick Points. Mutations are changes in the DNA of an organism. Mutations can be beneficial, benign, or malignant, depending on where in the genetic code they are located. Examples of beneficial mutations include HIV resistance, lactose tolerance, and trichromatic vision. What is the most harmful mutation? 1). […]
Is E coli a vector-borne disease?
Is E coli a vector-borne disease? Flies can carry diseases such as typhoid fever, cholera, and dysentery. Cockroaches can carry diseases such as Escherichia coli (E. Coli), and Salmonella food poisoning. Rats and mice can carry diseases such as rat-bite fever, leptospirosis, and Salmonella food poisoning. Can humans be vectors of disease? Many factors affect […]
Is it better to connect speakers in series or parallel?
How do freedivers not get the bends?
How do freedivers not get the bends? Free divers really don’t have to worry about decompression sickness (the bends) because they are not breathing compressed air underwater. They are simply taking a breath of air at the surface, descending, and returning to the surface with that same breath of air. Things just go back to […]
What was the first type of clock?
What was the first type of clock? The first mechanical clocks, employing the verge escapement mechanism with a foliot or balance wheel timekeeper, were invented in Europe at around the start of the 14th century, and became the standard timekeeping device until the pendulum clock was invented in 1656. What is the benefit of homework? […]
Can you still drive if power steering fails?
Can you still drive if power steering fails? Driving your car for extended periods without power steering fluid can damage the pump. While there’s nothing that physically stops you from driving your car if you have a power steering fluid leak, once the level drops, your pump runs dry. This causes increased friction and heat […]
What are the 6 types of land uses?
What are the 6 types of land uses? * Intensive Uses includes the following land use categories: Single Family Residential, Active Farms, Potential Farms, Commercial, Vacant Commercial, Industrial, Government/Public/Institutional, and Utilities. The following analyzes the major existing land uses in the town in detail, as illustrated on Map 6-1. What are the 5 types of […]
How do I put the Y axis on the right side in Excel?
Why can a magnet attract an Unmagnetized nail?
Why can a magnet attract an Unmagnetized nail? Stroking material containing iron with a magnet, placing a piece of iron in the strong magnetic field, placing a piece of iron near a strong electromagnet. The reason a magnet can attract an unmagnetized nails is that? nails become temporarily magnetized in a magnetic field. Why can’t […]
Who found atom first?
Who found atom first? Democritus Why can’t scientists see inside an atom? Almost all of an atom’s mass comes from the protons and neutrons in the nucleus. However, because electrons orbit around the nucleus, most of an atom is empty space! You can’t see atoms with the naked eye, because they’re simply too small. Using […]