I travel through veins, delivering sustenance and removing waste, yet I am often taken for granted. What am I?
Category: Science · Difficulty: expert
Hint: Consider what circulates within your body.
Answer
A blood cell
Explanation
A blood cell transports oxygen and nutrients throughout the body, while the other options refer to different biological structures.
This is a expert science riddle — one of the harder riddles here. The answer is A blood cell.
More Science riddles
- I carry instructions without a voice; I can replicate, yet hold no shape. What am I?
- I connect elements, yet remain hidden; I can create sparks, yet have no light. What am I?
- I can be straight or curled, I help make up both plants and animals. What am I?
- I’m tiny and many, unseen by the eye, I can help you or harm you, oh my, oh my! What am I?
- I can protect from illness, though I am often unseen; my strength lies in my numbers. What am I?
- I unfold slowly, marking moments with precision, yet I exist only to be forgotten. What am I?
- I beat relentlessly, marking life and death, yet I am often taken for granted. What am I?
- I am a phenomenon of great power, capable of destruction yet essential for rebirth. What am I?