Summary
Summary OCR BIO A UNIT 1 TRANSPORT IN ANIMALS
- Course
- Institution
24 page powerpoint with analysis on unit 1 transport in animals explaining the foundation of the module
[Show more]
Seller
Follow
mockpapers234
Content preview
Biology OCR Unit 1Transport in Animals
, Circulatory Systems
OPEN AND CLOSED
All vertebrates have CLOSED systems .i.e.
Blood is always enclosed in vessels
• Insects have OPEN ones. Blood contains
nutrients etc, flows freely through the
body cavity. Blood doesn’t transport O2.
• O2 and CO2 exchanged by a system of
tubes called the tracheal system.
, Circulatory Systems
DOUBLE CIRCULATORY SYSTEM
• Human is double
• One part serves the lungs + is
called the pulmonary
circulation
• Other part serves the rest of
the body + is called the
systemic circulation
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller mockpapers234. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $3.91. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
56326 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now