How bacteria invented gene editing: Reading answers

The passage opens

Answers 20–28

1. 20

   The research carried out at the Francis Crick Institute in London is likely to be controversial.

   TRUE True / False / Not Given

2. 21

   Gene editing, like the one in the upcoming research, can happen naturally in humans or other animals.

   FALSE True / False / Not Given

3. 22

   CRISPR-Cas is a gene editing technique.

   TRUE True / False / Not Given

4. 23

   CRISPR was noticed when the researchers saw some odd repetitive sequences at the ends of all bacterial genes.

   FALSE True / False / Not Given

5. 24

   A group of American researchers made an important revelation about the CRISPR.

   NOT GIVEN True / False / Not Given

6. 25

   ‘Spacer’ sequences look odd because:

   C: they aren’t bacterial in origin Multiple choice

7. 26

   The ones, who were excited about the CRISPR’s discovery, were:

   D: A and B Multiple choice

8. 27

   Word “learns” in the 6th paragraph means:

   B: gains awareness Multiple choice

9. 28

   What makes CRISPR better than even our adaptive immune system?

   C: heritability Multiple choice

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