The total mass of TFIID typically is -800 kD

TAF has 2 enzymatic activities:

Histone acetyltransferase

Protein kinase

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PLEIOTROPY

When a gene affects many aspects of the phenotype, it is said to be pleiotropic.

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Complementation test 

Determining whether two mutations associated with a specific phenotype represent two different forms of the same gene (alleles) or are variations of two different genes.

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#Unit 8. Inheritance Biology

-         +         - -          +         - +          +        +           - 1          2         3           4                5         6 +          -         +           +                - +          -         +           +                -          -

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No Gene interaction

Two kinds of independence

The genes at each locus were independent in their assortment in meiosis

The genes were independent in their phenotypic expression

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ene Interaction Takes Place When Genes at Multiple Loci Determine a Single Phenotype.