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How Intracellular Receptors Regulate Gene Transcription

View the animation below, then complete the quiz to test your knowledge of the concept.






1Which of the following cell signaling molecules crosses the cell membrane the easiest?
A)molecules that are small and lipid-insoluble
B)molecules that are small and lipid-soluble
C)molecules that are small and water-soluble
D)molecules that are large and water-soluble
E)molecules that are large and lipid-insoluble



2Intracellular receptors usually contain binding sites for
A)signaling molecules only.
B)DNA only.
C)both DNA and signaling molecules.
D)either DNA or signaling molecules.
E)neither DNA nor signaling molecules.



3Intracellular receptors may be found
A)in the cytoplasm only.
B)in the nucleus only.
C)either in the cytoplasm or the nucleus.
D)either in the cytoplasm or on the cell membrane.
E)either in the nucleus or on the cell membrane.



4The response of the target cell to the signal is the same regardless of the type of signal.
A)True
B)False



5Intracellular receptors bind to specific nucleotide sequences.
A)True
B)False







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