which of the following cells exist in a regulatory microenvironment in Drosophila testes where the stem cells for sperm reside

TLS Online TPP Program

#Question id: 26511

#Unit 3. Fundamental Processes

There are two classes of snoRNPs involved in rRNA processing in nucleolus, so choose which of the following is correctly matched with their function 

a.The box H/ACA snoRNPs are involved in 2-O-methylations

b.The box H/ACA snoRNPs are involved in pseudouridylylation

c.The box C/D snoRNPs function in 2-O-methylations

d.The box C/D snoRNPs function in pseudouridylylation

TLS Online TPP Program

#Question id: 26512

#Unit 3. Fundamental Processes

Which of the following is incorrectly matched

RNA Polymerase	Cellular RNAs Synthesized	Mature RNA (Vertebrate)
a. I	Large rRNA precursor	28S, 18S, and 5.8S rRNAs
b. I	hnRNAs	mRNAs
c. III	5S rRNA precursor	5S rRNA
d. III	7SL RNA (precursor?)	7SL RNA

TLS Online TPP Program

#Question id: 26513

#Unit 3. Fundamental Processes

Eukaryotic nuclei contain RNA polymerase I, RNA polymerase II, and RNA polymerase III can be separated by using

TLS Online TPP Program

#Question id: 26514

#Unit 3. Fundamental Processes

The α-amanitin binding site is beneath a “bridge helix” extending across the cleft between the two largest pol II subunits which are

TLS Online TPP Program

#Question id: 26515

#Unit 3. Fundamental Processes

Which of the two technique can be used to separate Eukaryotic RNA pol     

a. DEAE Column 

b. epitope tagging

c. Density gradient centrifugation 

d. UV-vis

TLS Online TPP Program

#Question id: 26516

#Unit 3. Fundamental Processes

Two commonly used epitope tags are FLAG and myc, so FLAG tagged protein  can be separated by using