Practice Questions

TLS Online TPP Program

#Question id: 565

A transition-state analog:

#XL - Q Biochemistry

is less stable when binding to an enzyme than the normal substrate.
resembles the active site of general acid-base enzymes.
resembles the transition-state structure of the normal enzyme-substrate complex.
stabilizes the transition state for the normal enzyme-substrate complex.

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TLS Online TPP Program

#Question id: 2998

#XL - S Microbiology

Which of the following statement are correct?

TLS Online TPP Program

#Question id: 2999

#XL - S Microbiology

Agar is superior to gelatin as a solidifying agent because agar

TLS Online TPP Program

#Question id: 3000

#XL - S Microbiology

Mycoplasmas are bacteria that lack cell walls. On the basis of this structural feature, whichstatement concerning mycoplasmas should be true?

TLS Online TPP Program

#Question id: 3001

#XL - S Microbiology

Which of the following participate in heat resistance of endospore?

TLS Online TPP Program

#Question id: 3002

#XL - S Microbiology

Cells are most sensitive to penicillin during which phase of the growth curve?

TLS Online TPP Program

#Question id: 3003

#XL - S Microbiology

Which statement best characterizes the behavior of a bacterial culture during EXPONENTIAL GROWTH?