The cell. Кулагина Ж.Д. - 13 стр.

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                      cellulose ['seljulous]
      Ex. 2. Translate into Russian the following combinations of words.

thin, delicate membrane; to see* under (the electron) microscope; to consist of
(two layers); a layer 60 Ängström thick; to be* permeated by openings; to
communicate with other cells through the openings; channels of the endoplasmic
reticulum; the protoplasmic body of a cell; to see* distinctly under a
microscope; to distinguish the cells of plants from those of animals; to protect
the cell (animal / plant) against injury (harmful influences of the environment);
nutritive substances, to move in the opposite direction; to eject metabolic waste.

      Ex. 3. Give English equivalents to the following word combinations.

      Развивающаяся клетка, пронизанная отверстиями мембрана, цирку-
лирующая цитоплазма, перевариваемая пища, усваиваемые вещества, под-
вергаемое воздействию растение, изученные свойства растений, появляю-
щиеся листья, созданная пища.
      Питательные вещества, входящие в клетку; клеточная стенка, со-
стоящая из полисахаридов и целлюлозы; мембрана, пронизанная отвер-
стиями; животные клетки, отделяемые хрупкой мембраной; цитоплазма,
текущая из одной части клетки в другую; проницаемость мембраны, изме-
няющаяся в разных условиях; вещества, входящие и выходящие из клетки;
мембрана, разделяющая цитоплазму и вакуоль; органическая пища, соз-
данная растениями.

      Ex. 4. Convert the following statements into Direct Speech.

Model: My brother asked me what a coral was.
      My brother asked me: "What is a coral?"

1. My friend said that he knew about it. 2 They told me that Peter had worked at
this problem. 3. He says that he lived in Moscow. 4. He said that he lived in
Moscow. 5. He said that he had lived in Moscow. 6. He said that his son would
be a doctor. 7. His father told his friend that his son cared for nothing. 8. He said
that his son was shooting and hunting instead of studying. 9. He said that his
father's friend understood him better than his own father. 10. He advised him to
go there immediately. 11. He asked his son to think about some other
occupation.

      Ex. 5. Translate into English the sentences below.

1. Ядро является существенной частью протопласта. 2. Типичная клетка –
сферична по форме. 3. Ядро – направляющий центр для некоторых важных
физиологических проявлений клетки. 4. У некоторых водорослей и грибов