4º ESO. UNIT 3. ANSWER KEY FOR BOOK'S EXERCISES

Hi everybody.
You can use this link to correct your book's exercises.

UNIT 3. EXERCISES

4º ESO GEOLOGICAL QUESTIONS. ANSWER KEY

This is the link with the answer key for our exercises.

Enjoy it!

ANSWER KEY

DIGESTION AND ABSORPTION PART 4

DIGESTION AND ABSORPTION PART 3

DIGESTION AND ABSORPTION PART 2

DIGESTION AND ABSORPTION

Human GI Tract

Human digestive system - HD Animation

3º ESO.HUMAN DIGESTIVE SYSTEM: PROCESSES

Hi everybody,

This is an interesting video that explain digestive processes. Enjoy it!

HUMAN DIGESTIVE SISTEM

This one shows the gastrointestinal tract.

GI TRACT

More information!!!

DIGESTION AND ABSORPTION

DIGESTION AND ABSORPTION 2    (MOUTH)

DIGESTION AND ABSORPTION 3     (STOMACH)

DIGESTION AND ABSORPTION 4   (SMALL AND LARGE INTESTINE)