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TLS Online TPP Program

#Id: 9166

Mutation
Mutation has changed the allelic frequency.
it increases genetic variation within populations and between population.

#Section 3: Genetics, Cellular and Molecular Biology #Factor affecting Hardy Weinberg equilibrium #Part B Pointers
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TLS Online TPP Program

#Id: 10378

#Section 2: General Biology

Codominant Expression
TLS Online TPP Program

#Id: 10379

#Section 2: General Biology
TLS Online TPP Program

#Id: 10380

#Section 2: General Biology

IFN- ¥ has been shown to induce expression of the class II transcriptional activator (CIITA). 
TLS Online TPP Program

#Id: 10381

#Section 2: General Biology

IL-4 increases expression of class II molecules in resting B cells, turning them into more efficient APCs.
TLS Online TPP Program

#Id: 10382

#Section 2: General Biology

Expression of class II molecules by B cells is down-regulated by IFN-¥.
TLS Online TPP Program

#Id: 10383

#Section 2: General Biology

Corticosteroids and prostaglandins can also decrease expression of class II MHC molecules.