Cruisers are thought to have relatively high body temperature because ________.
A) it assists them in predator avoidance
B) it helps them blend more easily with their environment
C) it increases the power output of muscle tissue
D) they are cold blooded
E) they only need to move periodically
Question 2
The movement of a substance in solution from an area of higher concentration to an area of lower concentration across a selectively permeable membrane in a living organism is called ________.
A) active transport
B) Brownian movement
C) diffusion
D) osmosis
E) passive transport