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X chromosomes

X chromosome

(Science: genetics) A sex chromosome. In mammals paired in females (XX), in amphibia paired in males.


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Re: Totipotent Stem Cell From Molecular Components

... synthesis enzymes using a centrifuge. As far as the DNA side of things first I do DNA extraction(in this case of my own DNA). I then separate the chromosomes using differential centrifugation. Next I put it in an incubator with the same DNA replication enzymes as the ones in the cell at human ...

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by caters
Fri Aug 01, 2014 1:42 am
 
Forum: Cell Biology
Topic: Totipotent Stem Cell From Molecular Components
Replies: 2
Views: 2378

genetic

) A diploid cell contains three pairs of homologous chromosomes designated C1 and C2, M1 and M2, and S1 and S2. No crossing over occurs. a. What combination(s) of chromosomes are possible in daughter cells following mitosis? b. What combination(s) ...

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by lachatausa
Fri Mar 21, 2014 2:55 am
 
Forum: Genetics
Topic: genetic
Replies: 1
Views: 1712

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 multiple layers of winding, how can parts of 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: 2128

Regarding pairing of chromosome in karyogram.

There are 47 chromosomes in the picture.

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by Tricho
Wed Mar 05, 2014 8:42 pm
 
Forum: Molecular Biology
Topic: Regarding pairing of chromosome in karyogram.
Replies: 3
Views: 1605

Regarding pairing of chromosome in karyogram.

Well then, why do you think it's trisomy if you have 46 chromosomes?

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by JackBean
Wed Mar 05, 2014 10:18 am
 
Forum: Molecular Biology
Topic: Regarding pairing of chromosome in karyogram.
Replies: 3
Views: 1605
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