What determines a person’s blood type?

What determines a person’s blood type?

A person’s ABO type is determined by the presence or absence of the A or B substance on his red cells. A person can have one or the other (types A or B respectively), both (type AB), or neither (type O). A blood protein which was discovered in 1940.

Is a mongoose immune to snake venom?

The Indian gray mongoose and others are well known for their ability to fight and kill venomous snakes, particularly cobras. They are adept at such tasks due to their agility, thick coats, and acetylcholine receptors, which render them resistant or immune to snake venom.

What determines the pitch of the sound?

Since pitch is such a close proxy for frequency, it is almost entirely determined by how quickly the sound wave is making the air vibrate and has almost nothing to do with the intensity, or amplitude, of the wave.

What was the most expensive comic book ever sold?

In 2014, a 9.0 CGC edition of Actions Comics #1, the issue that debuted Jerry Siegel and Joe Shuster’s character Superman, sold for $3,207,852.

Who was the first American president to be impeached?

The impeachment of Andrew Johnson occurred in 1868, when the United States House of Representatives resolved to impeach U.S. President Andrew Johnson, adopting eleven articles of impeachment detailing his “high crimes and misdemeanors”, in accordance with Article Two of the United States Constitution.

Why do you put steak on a black eye?

Raw steaks that have traditionally been put on black eyes were done so because the meat is cold, not because it has any special healing properties. Ice wrapped in a washcloth or a baggie of frozen veggies are more suitable steak substitutes.

What subject did Albert Einstein fail?

He did outstandingly well in physics and mathematics, but failed the non-science subjects, doing especially badly in French – so he was not accepted. So in that same year, he continued his studies at the Canton school in Aargau (also called Aarau).

Who was Aaron Burr and what did he do?

Aaron Burr, Jr. (February 6, 1756 – September 14, 1836) was the third Vice President of the United States (1801–1805); he served during President Thomas Jefferson’s first term. After serving as a Continental Army officer in the Revolutionary War, Burr became a successful lawyer and politician.