TEENS初三20-21学年第12期总第642期

凌红珊

Mix of mom and dad (P6)

I. Pre-reading

1. Who are they?

2. Who does the daughter look more like?

3. What about you? Are you more like your father or your mother? 

 

II. Careful reading

 

1. What can we learn from Paragraph 2?  

A. The importance of genes. 

B. The risks of carrying some genes. 

C. The similarities between children and their parents.

D. The differences between a mother’s and a father’s genes. 

A

What have scientists found?

mitochondrial DNA

2. Which of the following is TRUE? 

A. You receive more DNA from your mother. 

B. DNA from your father affects your athletic abilities. 

C. Some DNA comes only from your mother.

D. You are more like your father due to your DNA. 

C

3. What does it mean when a gene gets expressed? 

A. It changes its function. 

B. It gets passed on to a child.

C. It comes from the male parent. 

D. It influences a person’s physical features.

D

4. What do we know from the story?

A. Animal research cannot be trusted. 

B. Scientists shouldn’t do more research on DNA.

C. Mice and humans have very few genes in common.

D. It’s hard to explain why we are more like one of our parents.

D

III. Post -reading

Please complete the summary

Which parent are you most ____to? Scientists have found that the similarities and _________all come down to DNA. Some DNA comes only from one of your parents. Scientists generally agree that we get a roughly even number of genes from _____our mother and our father. Gene expression is ______factor. Genes inherited from male mice get ______ more often than genes inherited from female mice. For humans, it’s hard to explain why we are more like one of our parents.

similar

differences

both

another

expressed

Further thinking

How can genetic research be used?

Discuss this topic with your group members. Share your ideas with each other.