What was James Bedford's plan to avoid death?

Cryonics and Vitrification Challenges

Interactive Video
•
Biology, Science
•
10th - 12th Grade
•
Hard

Lucas Foster
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
He planned to be cryogenically frozen.
He aimed to find the fountain of youth.
He wanted to be cloned.
He sought to upload his consciousness to a computer.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main challenge in cryopreserving human cells?
Preventing the formation of damaging ice crystals.
Maintaining a constant temperature of 37 degrees Celsius.
Ensuring the cells remain active during freezing.
Finding a suitable freezing container.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to chemical solutes when water inside a cell freezes?
They evaporate.
They dissolve completely.
They become less concentrated.
They become more concentrated, causing osmotic shock.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do some cold-tolerant fish survive sub-zero temperatures?
By hibernating during winter.
By producing antifreeze proteins.
By migrating to warmer waters.
By increasing their body fat.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which animal uses protective agents to survive when a large portion of its body water is frozen?
Penguins
Freeze-tolerant frogs
Polar bears
Arctic foxes
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is vitrification in the context of cryopreservation?
A process of heating tissues to prevent ice formation.
A method of using cryoprotectant agents to prevent ice formation.
A way to clone tissues before freezing.
A technique of drying tissues before freezing.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a major drawback of using cryoprotectant agents (CPAs) in vitrification?
They are too expensive to produce.
They can be toxic in high quantities.
They are ineffective at low temperatures.
They cause rapid warming of tissues.
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