DNA & Science

What was the author’s purpose in writing “The New Science of Solving Crimes”?

• to explain how DNA is used to solve crimes

• to point out problems with using DNA to solve crimes

• to give the history of several old mysteries

• to warn against using DNA databases

Tags

CCSS.RI.6.6

CCSS.RI.7.9

CCSS.RI.8.6

CCSS.RL.6.6

CCSS.RL.8.6

According to the first article, why is DNA a great tool for solving crimes?

• because DNA is very tiny

• because your DNA is in your saliva

• because everyone’s DNA is unique

• because analyzing DNA is not expensive

Tags

CCSS.RI.6.7

CCSS.RI.7.7

CCSS.RI.8.7

CCSS.RL.7.7

CCSS.RL.8.7

What is the central idea/main idea of the section “Family Trees”?

• Most old mysteries are never solved.

• DNA can be found in parks and gardens.

• Many families send their DNA to testing companies.

• DNA can be used to find relatives of suspects or unknown people.

Tags

CCSS.RI.6.2

CCSS.RI.7.2

CCSS.RI.8.2

CCSS.RL.6.2

CCSS.RL.8.2

Based on the first article, which prediction is most likely to come true?

• Every old mystery will be solved.

• People will soon stop using DNA to solve crimes.

• DNA testing companies will soon go out of business.

• Solving crimes will become easier as police collect more DNA.

Tags

CCSS.RI.7.7

CCSS.RL.6.9

CCSS.RL.7.7

CCSS.RL.8.5

CCSS.RL.8.7

Based on the second article, which statement about polygraphs is true?

• They are expensive.

• They measure stress.

• They can harm your body.

• They’re used in most criminal cases today.

Tags

CCSS.RI.7.7

CCSS.RI.8.7

CCSS.RL.7.7

CCSS.RL.8.5

CCSS.RL.8.7

Both articles support the idea that ______.

• lying makes people nervous

• better polygraphs will be invented

• tools for solving crimes have changed over time

• people leave traces of themselves wherever they go

Tags

CCSS.RI.8.7

CCSS.RL.6.9

CCSS.RL.7.7

CCSS.RL.8.5

CCSS.RL.8.7

Based on the first article, why did it take so long to identify the “Unknown Boy”?

Tags

CCSS.RI.6.7

CCSS.RI.7.7

CCSS.RI.8.7

CCSS.RL.6.9

CCSS.RL.8.7

What does “the truth” mean in the article title “The Truth About Lie Detectors”?

Tags

CCSS.RI.11-12.10

CCSS.RI.6.10

CCSS.RI.7.10

CCSS.RI.8.10

CCSS.RI.9-10.10

Use one of the vocabulary words to fill in the blank. You must spell it correctly.

In 2021, a new ______ helped solve the mystery of the ‘Unknown Boy.”

Tags

CCSS.RI.5.10

CCSS.RI.6.4

CCSS.RI.7.4

CCSS.RI.8.4

CCSS.RI.9-10.4

Because everyone’s DNA is______, a person’s DNA on a glass can be good evidence that they touched it.

Tags

CCSS.RI.7.2

CCSS.RI.8.2

CCSS.RL.7.1

CCSS.RL.7.2

CCSS.RL.8.1