In ZE a homogeneous buffer system is used over the whole separation time and range so as to ensure a constant pH value.

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#Id: 6257

#Unit 8. Inheritance Biology

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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#Id: 6258

#Unit 8. Inheritance Biology

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

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#Id: 6259

#Unit 8. Inheritance Biology

Genes exhibit independent assortment but do not act independently in their phenotypic expression. 

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#Id: 6260

#Unit 8. Inheritance Biology

Collaborative gene interaction

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#Id: 6261

#Unit 8. Inheritance Biology

Collaborative gene interaction

Comb shapes in chickens

9/16 walnut (R- P-)

3/16 rose (R- pp)

3/16 pea (rr P-)

1/16 single (rr pp)

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#Id: 6262

#Unit 8. Inheritance Biology

Gene Interaction with Epistasis

The effect of gene interaction is that one gene masks (hides) the effect of another gene at a different locus.