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TLS Online TPP Program

#Id: 2286

Transcription that begins at promoters is specific, directed by the s-subunit

#Unit 3. Fundamental Processes #Eukaryotic transcription factors and machinery #Part B Pointers
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TLS Online TPP Program

#Id: 3685

#Unit 2. Cellular Organization

The “introns late” hypothesis is the proposal that the ancestral protein-coding sequences were uninterrupted and that introns were subsequently inserted into them
TLS Online TPP Program

#Id: 2996

#Unit 3. Fundamental Processes

The coupled 5'-3' synthetic/ 3'-5' exonucleolytic action is used most extensively for filling in short single-stranded regions in double-stranded DNA. These regions arise during lagging strand DNA replication.
TLS Online TPP Program

#Id: 7992

#Unit 10. Ecological Principles

Excretory organs such as

a. Flame cells 

b. Nephridia 

c. Gills

d. Water vascular system

e. Kidneys  excrete these wastes.
TLS Online TPP Program

#Id: 9010

#Unit 6. System Physiology – Plant

Only three molecules of CO2 are fixed per second per molecule of rubisco at 250C.
TLS Online TPP Program

#Id: 394

#Unit 2. Cellular Organization

Together, the two H2A.H2B dimers form the bottom part of the histone octamer located across the disc from the DNA ends