Practice Questions

TLS Online TPP Program

#Question id: 1118

What are scaffolding proteins?

#Section 3: Genetics, Cellular and Molecular Biology

microtubule arrays that allow lipid-soluble hormones to get from the cell membrane to the nuclear pores
large molecules to which several relay proteins attach to facilitate cascade effects
relay proteins that orient receptors and their ligands in appropriate directions to facilitate complex formation
proteins that enter the nucleus of a cell to regulate transcription

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TLS Online TPP Program

#Question id: 15563

#Section 5: Bioprocess Engineering and Process Biotechnology

How long will it take for the initial concentration of A to fall from 0.20 M to 0.075, if the rate constant for a reaction of zero-order in A is 0.035 mol L^–1 s^–1.

TLS Online TPP Program

#Question id: 2117

#Section 2: General Biology

Which of the following statements correctly describes osmosis?

TLS Online TPP Program

#Question id: 3609

#Section 3: Genetics, Cellular and Molecular Biology

In humans, the dominance relationship between the A and B alleles of the ABO blood group gene is an example of

TLS Online TPP Program

#Question id: 2154

#Section 2: General Biology

Membrane lipids are distributed appropriately between the two leaflets of a given membrane by

a. dockases.

b. trumpases.

c. fatty acid desaturases.

d. flippases.

e. transmembrane tunnelases.

TLS Online TPP Program

#Question id: 1543

#Section 3: Genetics, Cellular and Molecular Biology

Effector cytokines of TH 1 cells?