Cloning and DNA(终稿) PPT
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4
Part 1 Reading:
WDNhAaist aistrDanNsApa?rent twisting ladder made of the
fundamental components of life.
WClohnaintgitsakcelos nthienDg?NA from a single cell to create
2
Guessing
? Guess who
Guessing
Guessing
Her birth was announced on February 22, 1997. She was the first mammal(哺乳动物)to be cloned.
3
Cloning and DNA
东北师大附中 苏亮亮
a whole new individual.
WAtocahlonanotethiisseraaoncnoleor.gnanei?sm which is genetically identical
5
1 Reading
Reading:
The three stages of the development of the
In 1973 Cohen and Boyer discovered the procedure to unzip the DNA.
In 1997 the first mammal Dolly was cloned. 6
Discussion: What would you like to clone?
Guessing
? Guess who
Guessing
Guessing
she discovered a novel therapy against
Malaria( 疟疾).
She was awarded the Nobel Prize in Physiology or Medicine 2015.
1
12
Reading and discussion
Some scientists and farmers think it would be handy to clone, for example, a cow which can resist bacteria or disease, or to sow a cloned crop which can resist rot or pests.
9
大家应该也有点累了，稍作休息
大家有疑问的，可以询问和交流
10
Reading and discussion
An Italian doctor wants to offer cloning as an optional treatment for couples who find it difficult to have children. But anyone who was a clone of one of their parents would be under unknown psychological pressure throughout their childhood.
Reasons
Problems
To have children
Psychological pressure
To clone talents
An evil EinsteinT get stem cells
Anti-humanity
To clone animals and crops Losing biodiversity
But t_o__re_l_y_o_n__a_f_e_w__c_lo_n_e_d__a_n_i_m_a_l_s_o_r_c_r_o_p_s _w__o_u_ld__r_e_st_r_ic_t_t_h_e_b__io_d_i_v_e_rs_i_ty__o_f_t_h_e_b_r_e_e_d_.
And break the balance of the nature. Bring some food security problems
11
Reading and discussion
Stem cells could help someone recover from a disease, repair human tissue, or help them walk again after an accident. These stem cells would need to come from an embryo taken from the clone of someone. But the embryo would then be wasted, _w__h_ic_h__m_a_n_y__p_e_o_p_le_ f_in_d__u_n_a_c_c_e_p_ta_b_l_e_,_b_e_c_a_u_s_e_t_h_a_t_i_s_________ anti-humanity.
13
Your voice
14
Homework
Thank you!
15
Guessing
? Guess who
Guessing
Guessing
He was a biologist and what he researched established many of the rules of heredity(遗传).
His pea plant experiment gained him the fame as the founder of the modern science of genetics.
7
Reading and discussion
Para. 1 2 3 4
Reasons
To have children To clone talents To get stem cells To clone strong animals and crops
8
Reading and discussion
science of genetics and cloning:
In 1866 Mendel first recorded results of growing pea plants.
In 1953 Watson and Crick discovered the structure of the acid DNA.
Part 1 Reading:
WDNhAaist aistrDanNsApa?rent twisting ladder made of the
fundamental components of life.
WClohnaintgitsakcelos nthienDg?NA from a single cell to create
2
Guessing
? Guess who
Guessing
Guessing
Her birth was announced on February 22, 1997. She was the first mammal(哺乳动物)to be cloned.
3
Cloning and DNA
东北师大附中 苏亮亮
a whole new individual.
WAtocahlonanotethiisseraaoncnoleor.gnanei?sm which is genetically identical
5
1 Reading
Reading:
The three stages of the development of the
In 1973 Cohen and Boyer discovered the procedure to unzip the DNA.
In 1997 the first mammal Dolly was cloned. 6
Discussion: What would you like to clone?
Guessing
? Guess who
Guessing
Guessing
she discovered a novel therapy against
Malaria( 疟疾).
She was awarded the Nobel Prize in Physiology or Medicine 2015.
1
12
Reading and discussion
Some scientists and farmers think it would be handy to clone, for example, a cow which can resist bacteria or disease, or to sow a cloned crop which can resist rot or pests.
9
大家应该也有点累了，稍作休息
大家有疑问的，可以询问和交流
10
Reading and discussion
An Italian doctor wants to offer cloning as an optional treatment for couples who find it difficult to have children. But anyone who was a clone of one of their parents would be under unknown psychological pressure throughout their childhood.
Reasons
Problems
To have children
Psychological pressure
To clone talents
An evil EinsteinT get stem cells
Anti-humanity
To clone animals and crops Losing biodiversity
But t_o__re_l_y_o_n__a_f_e_w__c_lo_n_e_d__a_n_i_m_a_l_s_o_r_c_r_o_p_s _w__o_u_ld__r_e_st_r_ic_t_t_h_e_b__io_d_i_v_e_rs_i_ty__o_f_t_h_e_b_r_e_e_d_.
And break the balance of the nature. Bring some food security problems
11
Reading and discussion
Stem cells could help someone recover from a disease, repair human tissue, or help them walk again after an accident. These stem cells would need to come from an embryo taken from the clone of someone. But the embryo would then be wasted, _w__h_ic_h__m_a_n_y__p_e_o_p_le_ f_in_d__u_n_a_c_c_e_p_ta_b_l_e_,_b_e_c_a_u_s_e_t_h_a_t_i_s_________ anti-humanity.
13
Your voice
14
Homework
Thank you!
15
Guessing
? Guess who
Guessing
Guessing
He was a biologist and what he researched established many of the rules of heredity(遗传).
His pea plant experiment gained him the fame as the founder of the modern science of genetics.
7
Reading and discussion
Para. 1 2 3 4
Reasons
To have children To clone talents To get stem cells To clone strong animals and crops
8
Reading and discussion
science of genetics and cloning:
In 1866 Mendel first recorded results of growing pea plants.
In 1953 Watson and Crick discovered the structure of the acid DNA.