What is the common myth about the human body's cell replacement?
Do You Really Have a New Body Every 7 Years?

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Science, Biology, Health Sciences, Chemistry
•
11th Grade - University
•
Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The body replaces all its cells every seven years.
The body replaces all its cells every month.
The body never replaces any of its cells.
The body replaces all its cells every year.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of cells are replaced most frequently in the human body?
Bone cells
Heart muscle cells
Stomach lining cells
Neurons in the cerebral cortex
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which cells in the human body are never replaced?
Red blood cells
Neurons in the cerebral cortex
Skin cells
White blood cells
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do scientists determine the age of cells using carbon-14?
By counting the number of cell divisions
By measuring the carbon-14 levels in the cell's DNA
By measuring the amount of carbon-14 in the atmosphere
By observing the cell under a microscope
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What historical event contributed to the ability to date cells using carbon-14?
The Industrial Revolution
The invention of the microscope
The discovery of DNA
The Cold War nuclear tests
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