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Lecture 5 of BIOL3026/BIOL3926 at the University of Sydney
Walter S. Sutton
Proposed the chromosomal theory of inheritance in 1902/03
The chromosomal theory of inheritance is also known as the ___ theory
The chromosomal theory of inheritance was proposed in...
The chromosomal theory of inheritance was widely accepted after evidence supporting it was demonstrated by Thomas Hunt Morgan in...
clonal copying of chromosome with no recombination
Chromosome number during mitosis
Recombination, creating gamete not identical to parent
Chromosome number during meiosis
First part of Prophase I where unpaired univalents are seen
Second part of Prophase I where homologue pairing occurs and bivalents form
Third part of Prophase I where the bivalents shorten
Fourth part of Prophase I where the non-sister chromatids separate and chiasmata are visible
Fifth part of Prophase I where the arms on either side of the chiasmata repel and rotate
Sixth part of Prophase I where the bivalents begin to align
The phase where independent segregation actually happens
Anaphase I begins the process of ___
What would be observed in leptotene?
formation of bivalents
What would be observed in zygotene?
What would be observed in pachytene?
What would be observed in diplotene?
What would be observed in diakinesis?
What would be observed in metaphase I?