Dictionary » C » Chromosomal



Pertaining to chromosomes.

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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: 2051

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: 2163

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: 863

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: 1466

Bio Research Paper Writing

... against cancer) and the shortening of the telomeres eventually results in ends that is recognised as double stranded breaks (DBS) which tiggers chromosomal break-fusion-bridge cycles that result in the formation of new telomeres (from sister chromatids) and as a result, a cell is able to continue ...

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by NathanielZhu
Thu Apr 04, 2013 2:25 am
Forum: General Discussion
Topic: Bio Research Paper Writing
Replies: 1
Views: 11908
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