the ph of your blood must remain near 7.2 at all times. A small change in pH can result in damaged red blood cells that won't carry oxygen. Your body maintaining a steady blood pH of 7.2 is an example of maintaining

Name the following: (a) category of pathogen that causes diseases, like common cold and mumps. (b) the microorganism that requires a host to produce.

What does polymerase chain reaction (pcr) do? o a. separates dna fragments by size o b. cuts a dna sample into fragments o c. provides an overall picture of a person's chromosomes o d. makes more copies of a sample of dna

How energy flows through each level in this energy pyramid. is all the matter and energy from one level transferred to the next level?