February 26, 2017

Homework Help: biology

Posted by pooja on Friday, March 9, 2012 at 6:24am.

humans have a double circulation system. there is a low pressure circulation and a high pressure circulation.
(a) explain how the structure of the heart enables it to pump blood into two circulations at different pressures

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions