Defensins are short antimicrobial peptides found within mucous membranes and phagocytes
Indicate whether this statement is true or false.
TRUE
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Why would a compound that interferes with bacterial cell wall synthesis be useful for the treatment of an infection?
A. It would prevent the cells from becoming larger. B. It would prevent replication of DNA. C. It would limit the spread of the infection. D. Answers b and c are correct.
In a phenomenon known as satelliting, tiny colonies of Haemophilus spp. may be observed growing on sheep blood agar close to colonies of:
a. Streptococcus pyogenes. b. Staphylococcus aureus. c. Micrococcus spp. d. other Haemophilus spp.
The majority of animals caught in shrimp trawls are the shrimp themselves
Indicate whether the statement is true or false
food moves down the esphagus under the influence of gravity alone.
a. true b. false