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Dictionary » A » A Chromosomes

A Chromosomes

The normal amount of chromosomes for an organism, for instance, 46 being the standard number of chromosomes in the typical human chromosome set. Extra chromosomes, which can bring about new species or medical complications are deemed B chromosomes.


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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: 0
Views: 37

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: 76

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: 665

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: 665

Re:

... (C, N) is 70 pm and smaller. That's 20-times less. However, you may be interested in the new one-molecule sequencing methods. And separation of chromosomes by dissection by laser is also nothing new. This is not a problem again. After scanning slices should not be necessary. http://ieeexplore.ieee.org/xpl/login.jsp?tp=&arnumber=5292236&url=http%3A%2F%2Fieeexplore.ieee.org%2Fiel5%2F5238710%2F5292053%2F05292236.pdf%3Farnumber%3D5292236 ...

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by enarees
Wed Feb 26, 2014 6:57 pm
 
Forum: Microbiology
Topic: Slicing frozen chromosomes with lasers and scanning with SEM
Replies: 4
Views: 246
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