S. pyogenes is a gram-positive bacterium. Gram-positive bacteria have structural differences that distinguish them from gram-negative organisms. a. True
b. False

True

Explanation:

Streptococci pyogenes is a gram positive bacterium that is found in the dental , collective tissues and in the respiratory tracts. It is different from gram negative bacteria because if it structure. It has a thick peptidoglylcan layer and no lipid membrane compared to gram negative that have thin peptidoglylcan layer and outer lipid membrane.

what statement best describes the difference between the sympathetic and parasympathetic nervous systems?

the sympathetic nervous system prepares the body for intense physical activity and is often referred to as the fight-or-flight response. the parasympathetic nervous system has almost the exact opposite effect and relaxes the body and inhibits or slows many high energy functions.

no i don't feel that humans have oversubscribed some medications