B. Read and discuss the questions.

Date: 2015-10-07; view: 500.

A. Practise the pronunciation of the following words and memorize them.

I. Pre-reading Activities.

UNIT TWO

• delineation /dɪlɪniˈeɪʃən/ • sequence /ˈsiːkwəns/

• species /ˈspiːʃiːz/ • poultry /ˈpəultri/

• lymphocyte /ˈlimfəsaɪt/ • vaccinology /ˌvæksɪˈnɔlədʒi/

• physiological /ˌfɪziəˈlɔdʒɪkəl/ • thorough /ˈθʌrə/

• lineage /ˈlɪniɪdʒ/ • cholera /ˈkɔlərə/

• fowl /faul/ • histocompatibility /ˈhistəkəmpætəˈbiliti/

• avian /ˈeɪviən/ • repertoire /ˈrepətwɑː/

→ The text below is called “Chickens Are Not Mice with Feathers”. What do you think the text is about?

→ Have you ever heard about comparing mice with chickens? If yes, what exactly do you know about this comparison?

→ Why should we investigate avian immune system?

C. Match the following words with their definitions.

1. restrict A. to come into possession or control of often by unspecified means

2. contribute B. to confine within bounds

3. species C. to help to bring about a result

4. crucial D. new and not resembling something formerly known or used

5. thorough E. to manage or deal

6. avian F. to develop gradually by a natural process

7. novel (adj.) G. carried through to completion

8. evolve H. a group of living organisms consisting of related similar individuals capable of exchanging genes or interbreeding

9. key (adj.) I. to come into possession of

10. gain J. of, relating to, or derived from birds

11. counterpart K. essential, of vital importance

12. incentive (n.) L. important, fundamental

13. handle (v.) M. descent in a line from a common progenitor

14. acquire N. a person or thing extremely like another

15. progeny O. a motive or incitement, esp. to action