This singled celled organism may cause disease, but it is also essential to important life ptocesses like decomposition:
a. bacteria
b. fungi
c. protozoa
d. viruses

Why is it important to know the difference between stressors we can control and those we can't? a)we can neglect the effects of uncontrollable stressors and focus on the controllable ones. b) it gives us a sense of power to know that we have control over certain stressors. c)it us come up with strategies to reduce the effects of a stressor.

Astructural difference between the trachea and esophagus that prevents the trachea from collapsing is the presence of: a) smooth muscle b) skeletal muscle c) respiratory cilia d) rings of cartilage

If hot water is not available in the ware washing sink, food establishments can still serve food using