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TLS Online TPP Program

#Id: 3132

The GATC sites at the origin remain hemimethylated for -13 minutes after replication.

#Unit 3. Fundamental Processes #Replication origin and replication fork #Part B Pointers
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TLS Online TPP Program

#Id: 6611

#Unit 7. System Physiology – Animal

LH is necessary for final follicular growth and ovulation.
TLS Online TPP Program

#Id: 8960

#Unit 11. Evolution and Behavior

Duplicate gene and its parental copy can subfunctionalize so that each carries out only some of the roles that the ancestral gene performed. 

Ex- a duplicate of the β-hemoglobin locus is expressed in the fetus. 
TLS Online TPP Program

#Id: 5640

#Unit 7. System Physiology – Animal

The photosensitive pigment in the rods is called rhodopsin (visual purple).
TLS Online TPP Program

#Id: 2182

#Unit 11. Evolution and Behavior

Change in environmental condition is not necessary for natural selection.
TLS Online TPP Program

#Id: 556

#Unit 2. Cellular Organization

lacZ = b-galactosidase
lacY = galactoside permease
lacA = galactoside transacetylase
All 3 genes are transcribed together producing 1 mRNA, a polycistronic message