Curated OER
Chapter 28: Exchange Rates, The Balance of Payments, and Trade Deficits
Bring your class on a trip around the world in this economics presentation, which details international trade and exchange rates. Especially helpful are the clear bullet points, interesting discussion topics, and list of key terms for...
Curated OER
Gas exchange: Respiratory Systems
The need for a respiratory system in humans versus being reliant on gas exchange structures is demonstrated. There are many details about the advantages and disadvantages of each mechanism. Students are able to learn about the...
Curated OER
Gas Exchange And Respiratory Systems.
Explore structures within the realm of gas exchange in terrestrial and aquatic life. The excellent, labelled diagrams and clear descriptions help your students view the different structures and adaptations that have developed. The 29...