How do the basic characteristics of
viruses, bacteria,
fungi, and parasites
relate to the spread,
treatment, and
prevention of disease?

Veins have a much lower blood pressure than arteries. which of these prevents backflow of blood in veins? a. pressure applied by the heart b. one–way valves in veins c. thin muscular walls of veins

Consider the equation s + o2 ? so2. what is the product? question 3 options: s so 2 s + so 2 o 2

What property of water provides for appropriate sugar, salt, and amino acid levels to be present and carried in the blood of animals to be delivered to cells