TLS Online TPP Program
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TLS Online TPP Program
#Question id: 1090
#XL - Q Biochemistry
Binding of a signaling molecule to which type of receptor leads directly to a change in the distribution of ions on opposite sides of the membrane?
TLS Online TPP Program
#Question id: 3020
#XL - S Microbiology
During which phase of the bacterial growth curve does the total number of viable cells decline?
TLS Online TPP Program
#Question id: 31428
#XL - S Microbiology
If a bacterial species has a generation time of 20 minutes, how many generations will occur in 2 hours?
TLS Online TPP Program
#Question id: 5757
#XL - S Microbiology
A new E. coli mutant was tested for auxotrophy. The mutant grows on:
minimal medium (M) + arginine (A) + proline (P)
M + P + histidine (H)
M + A + H + P
but not on M or on M + A + H. The mutant requires
TLS Online TPP Program
#Question id: 2113
#XL - S Microbiology
Why are lipids and proteins free to move laterally in membranes?