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13:36

Chinese Course - Lesson 3B - New HSK1 (Version 3.0)

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Shared 14 hours ago

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14:59

Kurs chińskiego - lekcja 3A - nowy HSK1 (wersja 3.0)

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Shared 1 day ago

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17:38

Chinese Course - Lesson 2B - New HSK1 (Version 3.0)

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Shared 2 days ago

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14:23

Chinese Course - Lesson 2A - New HSK1 (Version 3.0)

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Shared 4 days ago

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7:50

Chinese course - lesson 1C - new HSK1 (version 3.0)

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Shared 5 days ago

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14:54

Chinese Course - Lesson 1B - New HSK1 (Version 3.0)

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Shared 6 days ago

135 views

11:44

Chinese Course - Lesson 1A - New HSK1 (Version 3.0)

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Shared 1 week ago

344 views

5:19

Biology 2 LO [Lesson 37: Regulation of hormone secretion]

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Shared 1 week ago

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9:20

Biology 2 LO [Lesson 36: Structure and role of the endocrine system]

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Shared 1 week ago

222 views

5:44

Biology 2 LO [Lesson 35: Organs of taste and smell]

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Shared 1 week ago

153 views

25:18

History 3 LO [Lesson 42: Poles on the fronts of World War II]

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Shared 2 weeks ago

369 views

30:30

Historia 3 LO [Lekcja 41: Powstanie warszawskie i rok 1945]

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Shared 2 weeks ago

106 views

11:11

Biology 2 LO [Lesson 34: The ear - the organ of hearing and balance]

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Shared 3 weeks ago

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18:19

Biology 2 LO [Lesson 33: Structure and function of the visual organ]

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Shared 3 weeks ago

465 views

17:39

Biology 2 LO [Lesson 32: Hygiene and diseases of the nervous system]

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Shared 4 weeks ago

429 views

5:01

Biology 2 LO [Lesson 31: Autonomic nervous system]

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Shared 1 month ago

281 views

13:20

Biology 2 LO [Lesson 30: Peripheral nervous system]

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7:11

Biology 2 LO [Lesson 29: Central nervous system]

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429 views

8:05

Chemistry 3 LO [Lesson 16 - Complex sugars]

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Shared 1 month ago

292 views

11:03

Chemistry 3 LO [Lesson 15 - Simple sugars]

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Shared 1 month ago

478 views

9:01

Biology 2 LO [Lesson 28: Structure and function of the nervous system]

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Shared 1 month ago

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9:22

Chemistry 3 LO [Lesson 14 - Proteins]

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Shared 1 month ago

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15:23

Chemistry 3 LO [Lesson 13 - Amino acids]

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Shared 1 month ago

352 views

19:13

Chemistry 3 LO [Lesson 12 - Hydroxyacids]

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492 views

13:28

Chemistry 3 LO [Lesson 11 - Amines]

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264 views

12:59

Chemistry 3 LO [Lesson 10 - Fats]

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164 views

10:51

Chemistry 3 LO [Lesson 9 - Esters]

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434 views

14:53

Chemistry 3 LO [Lesson 8 - Higher carboxylic acids]

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21:30

Chemistry 3 LO [Lesson 7 - Carboxylic acids]

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13:28

Chemistry 3 LO [Lesson 6 - Ketones]

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15:18

Chemistry 3 LO [Lesson 5 - Aldehydes]

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9:38

Chemistry 3 LO [Lesson 4 - Phenols]

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7:54

Chemistry 3 LO [Lesson 3 - Polyhydric alcohols]

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21:29

Chemistry 3 LO [Lesson 2 - Monohydric alcohols]

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19:24

Chemistry 3 LO [Lesson 1 - Halogenated hydrocarbons]

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Shared 1 month ago

499 views

12:57

Biology 2 LO [Lesson 27: Diseases of the urinary system]

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Shared 2 months ago

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16:32

Biology 2 LO [Lesson 26: Structure and functioning of the urinary system]

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Shared 2 months ago

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19:15

Biology 2 LO [Lesson 25: Immune system disorders]

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Shared 2 months ago

418 views

23:40

Biology 2 LO [Lesson 24: The structure of the immune system. Types of immunity]

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Shared 2 months ago

451 views

14:39

Biology Grade 6 [Lesson 22 - Overview and Importance of Mammals]

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Shared 2 months ago

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11:47

Biology class 6 [Lesson 21 - Mammals - vertebrates that feed their young with milk]

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25:06

Biology 2 LO [Lesson 23: Circulatory system diseases]

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Shared 2 months ago

381 views

11:47

Biology 2 LO [Lesson 22: Lymphatic system]

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Shared 2 months ago

342 views

15:07

Biology 2 LO [Lesson 21: Blood circulation. Heart]

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Shared 2 months ago

256 views

18:56

Biology 2 LO [Lesson 20: Structure and functions of the circulatory system]

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Shared 2 months ago

293 views

23:31

Biology 2 LO [Lesson 19: Respiratory disorders]

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Shared 2 months ago

368 views

15:52

Biology 2 LO [Lesson 18: Ventilation and gas exchange]

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Shared 2 months ago

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13:29

Biology 2 LO [Lesson 17: Structure and functions of the respiratory system]

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Shared 2 months ago

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22:29

Biology 2 LO [Lesson 16: Digestive system diseases]

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Shared 2 months ago

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17:21

Biology 2 LO [Lesson 15: Principles of rational nutrition]

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13:17

Biology 2 LO [Lesson 14: Digestion and absorption processes]

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23:22

Biology 2 LO [Lesson 13: Structure and functions of the digestive system]

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21:49

Biology 2 LO [Lesson 12: The Role of Vitamins. Inorganic Nutrients]

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18:01

Biology 2 LO [Lesson 11: Organic nutrients]

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Shared 2 months ago

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23:02

Biology 2 LO [Lesson 10: Hygiene and diseases of the musculoskeletal system]

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Shared 2 months ago

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8:35

Biology 2 LO [Lesson 9: Structure and function of skeletal muscles]

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Shared 2 months ago

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12:32

Biology 2 LO [Lesson 8: Axial and appendicular skeleton]

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Shared 2 months ago

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9:03

Biologia 2 LO [Lekcja 7: Rodzaje połączeń kości]

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Shared 2 months ago

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8:09

Biology 2 LO [Lesson 6: General structure and functions of the skeleton]

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Shared 2 months ago

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14:12

Biology 2 LO [Lesson 5: Skin diseases and hygiene]

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Shared 2 months ago

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