Tritiated (3H) Thymidine uptake used to assess Cell Division based on radioactivity measurement by scintillation counting.

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#Id: 2129

#Unit 8. Inheritance Biology

Inversion homozygous- No special problems arise in meiosis.  Inversion heterozygous- Two chromosomes form an inversion loop

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#Id: 2130

#Unit 8. Inheritance Biology

Heterozygous for inversions also exhibit reduced recombination among genes located in the inverted region.

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#Id: 2131

#Unit 8. Inheritance Biology

In prophase I of meiosis, an inversion loop forms.

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#Id: 2132

#Unit 8. Inheritance Biology

If a single crossover takes place in the inverted region an unusual structure results

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#Id: 2133

#Unit 8. Inheritance Biology

Dicentric bridge, Structure produced when the two centromeres of a dicentric chromatid are pulled toward opposite poles

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#Id: 2134

#Unit 8. Inheritance Biology

In paracentric inversion form,

a. Acentric chromatid- Chromatid that lacks a centromere

b. Dicentric chromatid- Chromatid that has two centromere