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Questions and Answers
What is the key to tardigrades' survival in harsh conditions?
What is the key to tardigrades' survival in harsh conditions?
- Their ability to enter a state of cryptobiosis (correct)
- Their ability to survive without food or water
- Their ability to withstand extreme temperatures
- Their ability to regenerate lost limbs
What happens to tardigrades when they enter a state of cryptobiosis?
What happens to tardigrades when they enter a state of cryptobiosis?
- They enter a state of hibernation and stop all biological activities
- They retract their limbs and expel most of the water from their bodies (correct)
- They undergo cellular changes to protect themselves from damage
- They increase their metabolic processes to conserve energy
How much of their body's water content can tardigrades lose during desiccation?
How much of their body's water content can tardigrades lose during desiccation?
- Up to 50%
- Up to 75%
- Up to 97% (correct)
- Up to 90%
What is the primary factor that allows tardigrades to survive high levels of ionizing radiation?
What is the primary factor that allows tardigrades to survive high levels of ionizing radiation?
What is one of the potential applications of understanding tardigrades' resilience?
What is one of the potential applications of understanding tardigrades' resilience?
How are tardigrades being used as model organisms in astrobiology?
How are tardigrades being used as model organisms in astrobiology?
Which of the following is not an extreme condition that tardigrades can withstand?
Which of the following is not an extreme condition that tardigrades can withstand?
In what range does the length of tardigrades typically fall?
In what range does the length of tardigrades typically fall?
What is the distinctive appearance of tardigrades often compared to?
What is the distinctive appearance of tardigrades often compared to?
In which of the following environments are tardigrades not found?
In which of the following environments are tardigrades not found?
In which of the following experiments did tardigrades demonstrate their resilience?
In which of the following experiments did tardigrades demonstrate their resilience?
What is the approximate number of known tardigrade species?
What is the approximate number of known tardigrade species?
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