I. Answer the following questions

· What distinctive features of bacteria can you name?

· Should we consider bacteria our “friends” or “enemies”?

II. Listen to the following words and practice their pronunciation

Bacterium, tissue, symbiont, litotroph, saprobe, organotroph, obligate aerobe, facultative anaerobe, pilus, glycocalyx, capsule, binary traverse fission, eubacteria, archaebacteria, archaea.

READING COMPREHENSION AND VOCABULARY DEVELOPMENT

I. Match each word on the left to its correct definition on the right

1) encounter, v 2) tissue, n 3) available, adj 4) acquisition, n 5) projection, n 6) rotate, v 7) filament, n 8) adhere, v 9) precursor, n 10) decay, v 11) fertile, adj

a) to stick firmly to something; b) the process in which one gets or gains something; c) to come upon face-to-face; d) something that sticks out from a surface ; e) a single thread or a thin flexible threadlike object; f) present or ready for immediate use; g) something that happened or existed before something else and influenced its development ; h) able to produce good crops (about land); i) to turn about an axis or a center, revolve; j) to undergo decomposition; k) an aggregate of cells usually of a particular kind together with their intercellular substance that form one of the structural materials of a plant or an animal.

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II. Listen to the first part of the text and fill in the table below	\|	II. Read the following text paying attention to the highlighted words. Explain or interpret the contextual meaning of the underlined phrases

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