PBS Nova CRISPR Cas9 Gene Editing Reality Check

CRISPR can change DNA in humans and animals.  What did scientists look at to help them create CRISPR?

• Sheep cloning
• Palindromic repeats
• Common Cold
• Bacteria fighting off viruses

What is one way CRISPR has already been used to change genes?

• Clone sheep
• Give people superpowers
• Cure animal diseases
• Military purposes

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Which option most closely relates to how CRISPR works?

• "shake and bake"
• "cut and paste"
• "hide and seek"
• "live and love"

Which of the following can be accomplished with CRISPR?

• figure out the role of a protein
• understand genetic diseases
• disable genes
• all three options

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Stem cells are

• cells that grow uncontrollably.
• undifferentiated and can develop into many types of cells.
• cells that never go through cell division.
• only found in embryos.

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How does CRISPR differ from previous techniques of gene editing?

• slower, more expensive, but more accurate
• faster, cheaper, and more accurate
• faster, more expensive, more accurate
• slower, cheaper, less accurate

What is the definition of genetic engineering?

• Studying the DNA of plants and animals

• Making changes in the DNA code of living organisms

• The discovery of DNA Using DNA to reproduce organisms

• Using DNA to reproduce organisms

What does the cas9 protein do?

• cut viruses

• Cut RNA

• cut DNA

• ingest bacteria

What does the guide RNA do?

• destroy invaders like bacteriophages immediately

• cut invading pieces of RNA

• recognize invaders

• recognize sequences of DNA to be edited.

The entire collection of genes within human cells is referred to as the ______.

• human genome
• karyotype
• pedigree
• gene map