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Dictionary » C » Cycle

Cycle

Cycle

a round or succession of observable phenomena, recurring usually at regular intervals and in the same sequence.

Origin: gr. Kyklos = circle The unit of frequency; one hertz has a periodic interval of one second.


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Need some help with a question

In the cell cycle, at which stages do two chromatids make up one chromosome? (Can be multiple answers) a. beginning of mitosis b. end of G1 phase c. beginning of S (Synthesis) d. end of mitosis e. beginning of G2 phase

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by nillkill
Sat Mar 22, 2014 5:49 pm
 
Forum: Cell Biology
Topic: Need some help with a question
Replies: 0
Views: 31

Annealing Temparature

The primers obviously contain added restriction sites and the matching part is quite short. I would anneal the first cycle at 50°C and the rest at 65°C. Denaturation for 10s will be enough, but a bit higher temperature 95-98°C might be better. Elongation depends on polymerase, so ...

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by vladCH
Sat Feb 22, 2014 7:54 pm
 
Forum: Molecular Biology
Topic: Annealing Temparature
Replies: 4
Views: 350

Re:

... it was stopped due to lack of NAD+ and FAD:) Glycolysis will definitelly take part. Probably also the pyruvate decarboxylation. However, the TCA cycle is questionable, because with 100 molecules I'd say the concentration of NADH will not be so high to stop it. But it's an exam question,so they ...

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by caters
Mon Feb 03, 2014 4:37 am
 
Forum: Cell Biology
Topic: ATP produced by human cells in an anaerobic chamber. LOST!
Replies: 2
Views: 1656

Agriculture and Microbiology come together (Research Prjct)

... bud population in check, so that I don't get a house full. But the lady bugs will keep mites and stuff away from my plants while the Earthworms recycle the soil. I am still reading the book on Microbes, but I learned that Bacteria is the main thing needed. So I ordered some Petri dishes, some ...

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by Sophiahotep
Thu Nov 14, 2013 9:29 pm
 
Forum: Microbiology
Topic: Agriculture and Microbiology come together (Research Prjct)
Replies: 2
Views: 1275

ATP produced by human cells in an anaerobic chamber. LOST!

... it was stopped due to lack of NAD+ and FAD:) Glycolysis will definitelly take part. Probably also the pyruvate decarboxylation. However, the TCA cycle is questionable, because with 100 molecules I'd say the concentration of NADH will not be so high to stop it. But it's an exam question,so they ...

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by JackBean
Wed Nov 06, 2013 8:18 am
 
Forum: Cell Biology
Topic: ATP produced by human cells in an anaerobic chamber. LOST!
Replies: 2
Views: 1656
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