In gram positive bacteria have a peptidoglycan layer outside of the cell wall. Gram negative bacteria have peptidoglycan between membranes.
The natural penicillin have activity against non beta lactamase producing gram - positive cocci, which includes such as - viridans streptococci, anaerobic streptococcus. Penicillin work indirectly bursting bacteria cell walls. It kills bacteria through binding of that betalactum ring.
Gram positive bacteria have a much thicker layer of peptidoglycan and lack of the protection of an outer membrane. This class , penicillin was first antibiotic to be used widely and prevents the final cross linking step. There are some more classes of penicillin like- natural , penicillin-stable, aminopenicillins and extended-spectrum penicillin.
To learn more about gram positive bacteria here
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Snakes detach their jaw to swallow bigger prey.
David.
Hail does form during thunderstorms and when it is below freezing temperatures in the atmosphere. Hail is a super-cooled water vapor and freezes once it comes into contact with the atmosphere.
Answer:
9 servings
Explanation:
First, let's convert 6 oz to pounds so that the units are the same. There are 16 oz in 1 pound, so 16*6 oz = 96 pounds. There are 9 units of 10 in 96, so our answer is 9.
