Practice Questions

TLS Online TPP Program

#Question id: 2063

In what way do the membranes of a eukaryotic cell vary?

#SCPH01 Biochemistry

Phospholipids are found only in certain membranes.
Certain proteins are unique to each membrane.
Only certain membranes of the cell are selectively permeable.
Some membranes have hydrophobic surfaces exposed to the cytoplasm while others have hydrophilic surfaces facing the cytoplasm.

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TLS Online TPP Program

#Question id: 2071

#SCPH05 I Biotechnology

Diffusion of ions across membranes through specific ion channels is driven by:

TLS Online TPP Program

#Question id: 578

#I Life Science/ Life Sciences Group – I-V

An enzyme that catalyzes conversions of L-sugars to D-sugars is called a/an ________.

TLS Online TPP Program

#Question id: 2667

#SCPH05 I Biotechnology

A regulatory protein that attracts RNA polymerase to its promoter is an example of what type of regulation?

TLS Online TPP Program

#Question id: 10402

#SCPH05 I Biotechnology

Photomorphogenic responses of phytochrome inhibited by

TLS Online TPP Program

#Question id: 3877

#SCPH01 Biochemistry

Differential RNA processing may result in: