Molecular and Cellular Biology (4)

What does differential expression mean?

Although all cells contain the same DNA, cells express specific genes (mammalian cells may express 1/3 of genes.)
What is the function of the RNA Polymerase Pol 1?

rRNA
What is the function of the RNA Polymerase Pol 2?

mRNA, miRNA, siRNA, snRNA
What is the function of the RNA Polymerase Pol 3?

tRNA, 5sRNA, snRNA
What are the two types of promoters for RNA Pol 2?

TATA, Inr, BRE, DPE

CpG Islands
Can you move the TATA box without effecting the transcription start sight?

No.
True or False: CpG islands are more easily accessible because they can not bind to histones as tightly.

True

Author

mc166589

282134

Card Set

Molecular and Cellular Biology (4)

Description

Test 1

Updated

2014-09-08T02:44:07Z

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