(共17张PPT)
To Clone or
Not To Clone
Learning objectives
1. Read for specific information about clone and understand words and sentences in text；
2. Develop students’ basic reading and talking skills；
3. Learn about the advantages and disadvantages of clone and discuss whether it is moral to clone.
By the end of this period, you will be able to:
1. cell 7. species
2. to edit genes 8. identical genes
3. to develop artificially
4. to make an exact copy of
5. to break the technical barrier
6. to produce animal models
Pre-reading
What do you know about cloning What is cloning
Cloning is the process of making an exact
copy of a plant or animal with identical
genes and developing it either naturally or
artificially.
Underline the topic sentenceof each paragraph.
Cloning is the process of making an exact copy of a plant or animal and developing it either naturally or artificially.
Topic sentence of Para.1
Main idea: The definition of cloning.
Para.1
Underline the topic sentenceof each paragraph.
For years,there had been attempts to clone animals artificially,however, they have found a similiar pattern of health problems.
Topic sentence of Para.2
Main idea: cloned mammals.
Para.2
Underline the topic sentenceof each paragraph.
In 2018 , the first two long-tailed monkeys were cloned.they were the first-ever primates to have been cloned.
Topic sentence of Para.3
Main idea: The first cloned primates.
Para.3
Underline the topic sentenceof each paragraph.
The successful cloning of primates has led to worldwide praise as a huge breakthrough that might lead to cures for various diseases and may also offer clues on how to prevent the aging process.
Topic sentence of Para.4
Main idea: the significance of cloning of primates.
Para.4
Underline the topic sentenceof each paragraph.
Cloning,however,continues to be an issue that causes a great deal of disagreement and provokes stronge motions.
Topic sentence of Para.5
Main idea: Moral concerns.
Para.5
Underline the topic sentenceof each paragraph.
Science is a powerful instrument. How it is used whether it is a blessing or a curse to mankind, depends on mankind and not on the instrument.
Topic sentence of Para.6
Main idea: Conclusion.
Para.6
Mind map
Para 1
Para 2-4
Para 5
Para 6
Definition
Para 2: cloned
Para 3: cloned
Para 4: the
of cloning of primates
Moral concerns
Conclusion
Natural cloning
mammals
primates
significance
Artificial
cloning
Detailed notes
Definition
Natural cloning
taking a cutting from a plant and putting it in soil
identical twins
Para 1
Ask and answer in pairs
2
What examples of natural cloning are given
An example of natural cloning is taking a cutting from a plant and putting it in soil, and another is identical twins.
1
What is cloning
Cloning is the process of making an exact copy of a plant or animal and developing it naturally or artificially.
Detailed notes
cloned mammals
cloned
primates
Para 2-4
Para 2
Para 3
Name:__________
Time: ___________
What happened:_________
____________________________
____________________________
Name:______________________
Time:_________________
Who:______________________
How:_____________________
Why:______________________
Dolly
in 1996
grew
normally developed an illness
lived for six and a half years
Zhong zhong &Hua hua
in January 2018
Dr. Sun Qiang’s team
Whooly devoted to...
Be helpful for medical
Ask and answer in pairs
4
What development in cloning was announced in
2018 What was special about it
In 2018, the first two long-tailed monkeys were cloned. Cloning a primate is more difficult than cloning other animals.
3
What was the first cloned mammal
What happened to her
The first cloned animal was Dolly the sheep.
She developed an illness and died when she was
six and a half years old.
Read paragraphs 4-5,fill the form
Potential benefits
Moral concerns
will lead to cures for various diseases
has refreshed the technical possibility of cloning of other species
prevent aging
save research time
reduce the number of
animals being tested on
producing more accurate
results
better treatments
clones should be treated
as objects or individuals
clones are inferior
some organisations may
abuse the technology
What does Einstein's quote mean
Science is a powerful instrument. How it is used, whether it is a blessing or a curse to mankind, depends on mankind and not on the instrument. A knife is useful , but it can also kill.
Read the last paragraph and answer the questions.
Homework
1. language points
2. exercise book
3. dictation(共10张PPT)
Unit 9 Topic Talk
Language Points
1.biology
2.capability
3.justify
4.innovate
CONTENTS
5.comparison
6.edit
7.crucial
biology
biological
bologically
biologist
biochemistry
n. 生物学; 生命机理, 作用方式;
adj. 生物的, 生物学的, 生命的；
adv. 生物学上, 生物学地
n. 生物学家
n. 生物化学
capability n. 能力；才能
You are capable of better work than this.
be capable of（doing）sth
beyond one’s capability
It is beyond my capability to win the election but I
think it is a good chance to improve myself.
justify vt. 证明……有道理, 为……辩护
How can we justify spending so much money on the car
justify doing sth 证明做某事
just adj. 公正的, 合理的
Her success ____________
(just) the faith her teachers had put in her.
她的成功证明了老师对她的信心是正确的。
justified
innovate vi. & vt. 革新, 创新, 改革; 引入
Sharing economy will innovate the way traditional industry works
n. 创新者；改革者
innovator
n. 创新，改革
innovation
comparison n. 比较
1
2
3
make a comparison 作比较
in comparison with… 与……相比
compare …with… 将……和……做对比
comparative
adj. 比较的，比较级的
bear/stand comparison with
……和……一样好
edit vi.& vt. 编辑，编校；剪辑，剪接
editor n. 编辑；剪辑员
edition n. 版本
editable adj. 可编辑的
version n. 版本
chief editor 主编
limited edition
限量版
差异较大
crucial adj. 至关重要的；关键的
be crucial to / for
对……至关重要
It is crucial that
关键是
Her work has been crucial
to/for the project's success
It is crucial that the problem
is tackled immediately.
Homework
Prepare for dictation on Unit 8
Dictation
Preview
Preview Lesson 1
Exercise
Keep up with exercise book
