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II. Answer the questions.

  1. When do we say that people look alike?

  2. How does all human life begin?

  3. What is "cloning"?

  4. What did Dr J. B. Gurdon do with an unfertilized egg from a frog?

  5. What was the result?

  6. How could this method of reproduction work with humans in the future?

  7. Why could the process of reproduction be repeated many times?

  8. What would happen to people in a world of cloned humans?

  9. How do “test-tube” babies appear?

III. Choose the correct word corresponding to the definitions be­low.

nucleus, tadpole, fertilization, sperm, reproduction, clone

  1. Member of a group or a group of organisms or plants produced non-sexually from one ancestor.

  2. Form of a frog or toad from the time it leaves the egg to the time when it takes its adult form.

  3. The process during which plants and animals produce new or­ganisms of their kind.

  4. A division of the protoplast of a cell, important in cell division.

  5. Fertilizing fluid of a male animal.

  6. The union of sperm and egg.

IV. Restate the following sentences according to the pattern.

A. Change into negative.

Example: They can donate blood.

They can’t donate blood.

  1. Scientists can clone human beings.

  2. He could cook when he was eight.

  3. They must wear protective gloves.

  4. Should it be illegal?

5. People will have children by this technique.

B. Write questions about the words in italics. Example: Somebody broke the window.

Who broke the window?

  1. Something begins with the union of a sperm and an egg.

  2. Cloning could work with somebody. 3. The egg would be put into something.

  1. Something could be repeated many times.

  2. Something will be true.

  3. Somebody doesn't think cloning is so bad.

V. Rearrange these series of words to form sentences (or questions).

Example: bacteria / convert / into / bread / sugars / some. Some bacteria convert sugars into bread.

  1. this / could / work / of/ method / with / humans / reproduction / future / the / in?

  2. fertilized / mothers / egg / the / in / implant / they / human.

  3. results / what / are / the / called?

  4. human / will / society / how / change?

  5. they / do / human / where / fertilize / eggs?

  6. body / a / cell / he / took / different / from / a / frog.

  7. the / would / family / exist?

  8. help / cloning / will / people / longer / live?

VI. Paraphrase the following sentences. Remember that

Instead of we can say

to look alike to resemble each other

in short in a few words

to look like each other to look the same

replicas copies

to destroy to kill

to work to happen

as in the same way that

  1. Can millions of people look alike?

  2. In short, they have the same face, the same eye and hair color.

  3. They are replicas of one person.

  4. This world of people who look like each other may be possible soon.

  5. If people accept cloning as they have accepted artificial fertili­zation, human society will change.

  6. He destroyed the egg's nucleus.

  7. Cloning could work with animals, insects, plants.