Membrane transport - movement of substance into and out of the cell
Passive - no energy required
Active - cells need metabolic energy
Solution - homogeneous
The Cardiovascular System
A closed system of the heart and blood vessels
The heart pumps blood
Blood vessels allow blood to circulate to all parts of the body
The function of the cardiovascular system is to deliver oxygen and nutrients and
Blood Vessels: The Vascular System
Taking blood to the tissues and back
Blood Vessels: Anatomy
Three layers (tunics)
Controlled by sympathetic ne
NATIONAL CENTER FOR CASE STUDY TEACHING IN SCIENCE
1. What organelle is responsible for energy production in the cell?
Mitochondria are the major production center for energy in a cell. They produce ATP which is used by all
Name the 4 ways by which antibodies work to shut down an infection.
Question 1 options:
Question 2 (5 points)
Based on what you know, describe 2 drawbacks each of innate amd passive humoral immunity.
Question 2 options:
Tom gets a cut on his hand. Af