Loaded Questions 1/31/23 - Science
What on Earth?
Hey everyone! LL96 starts in less than two weeks! Hope you going over some recent Billboard songs. The young people, am I right? Anyway, here are 11 questions about science. Enjoy!
1. What is the surname of the Japanese molecular biologist husband and wife pair Reiji and Tsuneko who discovered the namesake "fragments", short strands of DNA found on the lagging strand of a replication fork?
2. Webbed neck and short stature are symptoms associated with what genetic condition, which causes a female to inherit only one X chromosome? It is named for an American endocrinologist.
3. Polytetrafluoroethylene is a fluoropolymer usually known by what name?
4. What type of cells are found at the bottom of the epidermis? BCC is a carcinoma of these cells.
5. In fluid mechanics, what word describes the equilibrium that is the condition of a fluid at rest, occurring when external forces like gravity are balanced by a pressure-gradient forces? This value is is important when measuring dwarf planets.
6. In physics, what is the average distance that a moving particle (like an atom or photon) travels before interacting with another particle?
7. The bacterium Rickettsia rickettsii creates a fever that was first identified in the 1800s in what range?
8. The computer ENIAC was formally dedicated in 1946 at what university, before being moved to a Maryland army facility in 1947?
9. Roughly the size of a pea, the pineal gland which sits between the brain's two hemispheres produces what hormone?
10. Carbon dating uses the isotope carbon-14. What isotope is used potassium-argon dating?
11. Which constellation is home to a binary system named "X-1" that was the subject of a wager between Stephen Hawking and Kip Thorne about whether it contained a black hole?
ANSWERS BELOW
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ANSWERS
1. What is the surname of the Japanese molecular biologist husband and wife pair Reiji and Tsuneko who discovered the namesake "fragments", short strands of DNA found on the lagging strand of a replication fork?
Okazaki
2. Webbed neck and short stature are symptoms associated with what genetic condition, which causes a female to inherit only one X chromosome? It is named for an American endocrinologist.
Turner syndrome
3. Polytetrafluoroethylene is a fluoropolymer usually known by what name?
Teflon
4. What type of cells are found at the bottom of the epidermis? BCC is a carcinoma of these cells.
Basal
5. In fluid mechanics, what word describes the equilibrium that is the condition of a fluid at rest, occurring when external forces like gravity are balanced by a pressure-gradient forces? This value is is important when measuring dwarf planets.
Hydrostatic
6. In physics, what is the average distance that a moving particle (like an atom or photon) travels before interacting with another particle?
Mean free path
7. The bacterium Rickettsia rickettsii creates a fever that was first identified in the 1800s in what range?
Rocky Mountain (spotted fever)
8. The computer ENIAC was formally dedicated in 1946 at what university, before being moved to a Maryland army facility in 1947?
University of Pennsylvania
9. Roughly the size of a pea, the pineal gland which sits between the brain's two hemispheres produces what hormone?
Melatonin
10. Carbon dating uses the isotope carbon-14. What isotope is used potassium-argon dating?
Potassium-40 or Argon-40
11. Which constellation is home to a binary system named "X-1" that was the subject of a wager between Stephen Hawking and Kip Thorne about whether it contained a black hole?
Cygnus