In an extant prokaryotic cell the outer boundary of life is the capsule.
a. true
b. false
Ans: b. false
Biology & Microbiology
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A bacterial isolate that grows better on a nutrient agar plate supplemented with amino acids but still grows in a nutrient agar plate lacking amino acids suggests amino acids are trace nutrients for the isolate
Indicate whether the statement is true or false.
Biology & Microbiology
The region at which the RNA polymerase binds is the ________ region.
A. promoter B. trailer C. leader D. coding
Biology & Microbiology
The total cross-sectional area of the alveoli is about the size of a textbook.
Answer the following statement true (T) or false (F)
Biology & Microbiology
Where is the organ of Corti located?
A. in the cochlear duct B. in the upper canal of the cochlea C. in the lower canal of the cochlea D. in the semicircular canals
Biology & Microbiology