Unit 1

• In unit 0 we have reviewed some ideas about chemical reactions. In living beings, chemical reactions are speeded up by proteins called ENZYMES
• Enzymes -videos-
• Activity and factsheet 1: enzymes

• Pronunciation and vocabulary: words in unit 1

• CELLS
• Acitvity sheet 2: city-cell analogy. Find the activity in Spanish here. -If you need to enlarge the image, download it and use zoom-

• Presentation and quiz: cell & city analogy
• Activity sheet 3: revision exercises -the test included
• Cells.ppt
• Cellular respiration & combustion
  
• Activity sheet 4 will help you study "CELLS" presentation 
  
  
  
  
  
  
  
•  
• Great to catch the pronounciation!!
• Answers for activity sheets 2 and 4
• Cells: Videos  

• BOOK EXERCISES. Answers

flashcards

http://www.neok12.com/Cell-Structures.htm


 ***   ***   ***   ***

Cells alive

ORGANS AND SYSTEMS. Recall -recordar- what you know about the body systems. Then fill in this chart

Cells in the American curricullum.ppt

Enzymes and Temperature (flash)

Enzymes and pH (flash)