Horseshoe Crabs Saved My Life
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Science
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Hard
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4 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What group of animals are horseshoe crabs most closely related to?
Insects
Crustaceans
Arachnids
Fish
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What metal causes horseshoe crab blood to be blue?
Iron
Copper
Zinc
Magnesium
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do horseshoe crabs protect themselves from bacteria and other invaders?
They have a strong immune system with white blood cells.
They produce a protein called coagulogen that forms a gooey barrier.
They have a thick, impenetrable shell.
They can change their blood color to scare away germs.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a major medical use for horseshoe crab blood?
To create new vaccines for humans.
To test injectable drugs and vaccines for bacterial contamination.
To help human blood clot faster.
To treat certain types of cancer.
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