The primary function of the respiratory system is to supply blood with oxygen
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.
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Answer: diffusion
Explanation:
water is used many different ways in photosynthesis. if you know how diffusion works than that’s pretty much what waters job is. It’s part of the equation which is the cycle of a plants life. Hoped this helped
Add starch indicator solution to the water in the beaker. If the indicator solution changes color than starch is present.
