9 Interesting Facts About DNA

What does DNA determine according to Fact #1?

• Your height

• Your looks

• Your intelligence

• Your age

Your DNA can also decide other things like your:

• Height

• Favorite color

• Hobbies

• Daily routine

How many genes is DNA made of?

• 1 gene

• 20,000 to 25,000 genes

• 100,000 genes

• 1,000,000 genes

What percentage of human DNA is the same?

• 99.9%

• 75%

• 50%

• 25%

Which animal is most similar to humans in terms of DNA?

• Chimpanzee

• Dolphin

• Elephant

• Dog

Where is most of the DNA located in a cell?

• Cytoplasm

• Nucleus

• Cell membrane

• Ribosome

Fill in the blank: Red blood cells carry oxygen in your blood vessels but don’t have ____.

• DNA

• nucleus

• mitochondria

• ribosomes

What is the length of DNA if stretched out in each human cell?

• 3 feet

• 6 feet

• 9 feet

• 12 feet

What shape does DNA resemble when seen close-up?

• A straight line

• A spiral staircase

• A circle

• A square

DNA is folded into small packages to fit inside the human body by:

• supercoiling and wrapping around histones

• being cut into small pieces

• being dissolved in the cytoplasm

• being stretched out completely