II. Turn the following sentences into Active Voice making any necessary changes

1. The theory of evolution is well accepted by scientists and most of the general public.

2. This heat is removed from our bodies by sweating.

3. The word ”cell” was introduced by the English scientist Robert Hooke.

4. Embriology was founded by Karl Ernst von Baer.

5. Living things are found virtually everywhere.

6. The Allende Meteorite (and others of its sort) have been analyzed and found to contain amino acids, the building blocks of proteins.

7. A lecture on the structure of the muscles was delivered by the professor on Monday.

8. The operation will be performed tomorrow morning.

9. The doctor will be examining the patients from 9 till 12.

10. The new methods had been included into investigation by that time.

LISTENING COMPREHENSION

I. You will hear a text about an uncontrolled cells proliferation resulting in tumours. Before listening discuss the words and expressions in the box with your fellow students and teacher

apoptosis telomere telomerase unsightly metastasis bloodstream carcinogen

cell cycle clock tumour suppressor gene runaway cell division benign/ malignant tumour odds for a full recovery lymphatic system

to evaluate the health of the cell to proceed with cell division to render the cells immortal “silent” genes oncogenic virus to reduce the risk dramatically

II. Listen to the text and answer the questions below

1. What is the cell cycle clock?

2. What happens if a cell’s condition is not right?

3. What is gene p53 responsible for?

4. Is apoptosis “good” or “bad” for living beings?

5. How many times does a single cell normally divide?

6. What is the difference between telomeres and telomerase?

7. What types of tumours can you name?

8. Do surgeons always remove benign tumours?

9. How do cancer cells metastasize?

10. Do all people have equal chances to develop a tumour?

11. What lifestyle should one adopt to reduce the risk of cancer?

Читайте також:

<== попередня сторінка	\|	наступна сторінка ==>
VII. Fill in the spaces in the sentences below with the words from exercise VII	\|	III. Listen to the following passage and fill in the missing information into the text below

Не знайшли потрібну інформацію? Скористайтесь пошуком google:

Генерація сторінки за: 0.005 сек.