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Vocabulary

accuracy

accurate

application

bear (v)

complexity

concern (v)

developmental biology

doubt (v)

egg

embryo

embryologist

embryology

examine (v)

fertilization

fetal stage

field

formation

growth

implantation

in vitro

legislation

microscope

observe (v)

occur (v)

pregnancy

progenitor

reach (v)

regard

resemblance

sperm

theory of epigenesist

theory of preformation

tool

track (v)

vivisection

2. Translate the sentences into English.

1) Эмбриология — это наука, изучающая развитие зародыша.

2) Зародышем называют любой организм на ранних стадиях развития до рождения или вылупления, или до момента прорастания.

4) Различают эмбриологию животных и человека и эмбриологию растений.

5) Многие ученые не сомневаются в истинности данного предположения. 6) Во время исследования была обнаружена коммитированная (commited) клетка-предшественник.

7) На стадии зародыша можно оценить качество эмбриона по степени фрагментации.

8) Действующее законодательство регламентирует работу с персональными данными.

3. Use your English-English dictionary and write down the definitions to the following words:

Cloning, fetal stage, fertilization, pregnancy, in vitro.

4. Read the text attentively again and say which statements are true to the fact or false.

1) Cytology is the study of the formation of life.

2) Embryology looks at the very beginning of life from the multi-celled organism, egg or sperm.

3) Embryologists examine fertilization.

4) So in humans, the study of an embryo would last until about the first month of a pregnancy.

5) Caspar Fredriech Wolff was one of the first to champion the theory of epigenesis.

6) Wolff realized that the body of an organism has stages of development.

7) Aristotle is credited as the "Father of Embryology," even though he did not first conceptualize epigenesis.

8) Today, the theories of embryology are easier to prove because of the accuracy with which we can examine RNA codes within a cell.

9) Embryology has given doctors the tools to create fertilized eggs for in vivo implantation.

5. Speak on the new facts you found in the text.

What wondered you or what information was new for you? Can you add any other information about the embryology?

6. Make a plan of this text. Add key words in it if necessary.

7. Retell this text using your plan and adding the information you found about embryology.

8. Choose the TOPICS you like for the presentations and make it with your partner:

• Ontogeny

• Embryogenesis

• Prenatal development

• Epigenesis

• Developmental biology

• Morphogens

Speak about the history, development and new achievements in these fields.

  1. Grammar: Gerund and Gerundial Constructions

  2. Usage

The gerund is used

Examples

1. as a noun – subject/ object.

Reading is fun. Your car needs washing.

2. after prepositions.

The child is fond of playing chess.

3. after certain verbs: spend, waste, avoid …

He spends his free time digging the garden.

4. after possessive adjectives/ noun+’s.

Do you mind my joining you on the trip?

5. after go + verb–ing (activities)

Let’s go shopping/ swimming/ camping.

6. after be busy/ worth.

He is busy doing exercise. Itis worth seeing.

7. after certain phrases:

look forward to/ devoted to/ objected to/

consent to/ used to/ accustomed to…

I look forward to seeing you soon.

I am not used to going to bed late.

He objected to pulling down the old house.

8. after certain expressions: It’s no use/good…There’s no/no point in..

It’s a waste of time/money…

have difficulty(in) /can’t help

as/ like/ than

It is no use crying over spilt milk.

There is no joking about this matter.

It is a waste of time playing online games.

I can’t help laughing.

It was like being in the desert - so quiet!

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