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Chromosomal

Chromosomal

Pertaining to chromosomes.


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Re: Chromatin

... origin and 23 of paternal origin, plus the maternally-contributed mitochondrial chromosome (which I'll ignore for the rest of this post). Counting chromosomal centromeres, there are 46 centromeres total. After replication there are still 46 centromeres, but the mass of DNA and number of chromatids ...

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by jonmoulton
Thu Sep 04, 2014 3:04 pm
 
Forum: Genetics
Topic: Chromatin
Replies: 2
Views: 909

Meiosis prophase I crossover

Chromosomal crossover (or crossing over) is the exchange of genetic material between homologous chromosomes that results in recombinant chromosomes.” http://en.wikipedia.org/wiki/Chromosomal_crossover Question: Due to the ...

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by gs99
Fri Mar 07, 2014 9:23 pm
 
Forum: Molecular Biology
Topic: Meiosis prophase I crossover
Replies: 0
Views: 2647

Gene deletion

... (E. coli) that are drug-multiresistant and pathogenic. I would like to delete some genes in those strains using the "One step inactivation of chromosomal genes" (Datsenko and Wanner, 2000). However, I can hardly select my mutants because my transformants strains are resistants or intermediary ...

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by clefg
Wed Sep 04, 2013 3:56 am
 
Forum: Molecular Biology
Topic: Gene deletion
Replies: 5
Views: 2440

Mendel crossing with colour blindness (Probability)

... Female: ? not colour-blind, ? colour-blind. Determine the number of colour-blind females if colour-blindness is caused by a monogene recessive X-chromosomal gene." My work so far: Males from the parent generation can have the X^AY (not colour-blind) or X^aY (colour-blind) genotype. Females ...

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by tomkoolen
Thu Jun 13, 2013 10:56 pm
 
Forum: Genetics
Topic: Mendel crossing with colour blindness (Probability)
Replies: 0
Views: 937

Staining Chromosomes

Hi, Can you please tell me what is the best stain to observe plant chromosomes that allows to see chromosomal aberrations clearly. For an example onion chromosomes. Thank you

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by Sue4
Wed Apr 17, 2013 3:44 pm
 
Forum: Molecular Biology
Topic: Staining Chromosomes
Replies: 1
Views: 1575
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