The minute ventilation is
a) the amount of air left in the lungs after 1 minute
b) calculated by multiplying the rate of respiration times tv
c) the amount of air forcefully exhaled in 1 minute
d) the amount of air forcefully inhaled in 1 minute

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

What are the four stages of cell signaling?

Adaptive radiations can be a direct consequence of four of the following five factors. select the exception. a) vacant ecological niches b) genetic drift c) colonization of an isolated region that contains suitable habitat and few competitor species d) evolutionary innovation e) an adaptive radiation in a group of organisms (such as plants) that