germanphysics
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I'm studying biology . I speak: English, German, Spanish and Italian (a bit). I'm interested in particle physics, programmed cell death and at all a huge field of genetic researches.
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Questions Asked 13
Questions Answered 0
Medals Received 0
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Medals Received 0
Questions Asked 22
Questions Answered 4
Medals Received 3
Questions Asked 7
Questions Answered 16
Medals Received 17
Questions Asked 8
Questions Answered 0
Medals Received 2
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Medals Received 0
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Questions Asked
germanphysics:
Group Title
How do I create a genbank using a phage? I had the idea of using a cosmide (Plasmid with cos-sides) to simply produce phages containing the …
updated 2 days ago
No Medals Yet
Mathematics
germanphysics:
Group Title
I have to calculate a PCR-Solution with a 10 pM/µl Primer-Solution and I want to get a Endvolume of 20 µl with a primer concentration of 1 µ…
updated 4 days ago
4 replies
No Medals Yet
Mathematics
germanphysics:
Group Title
Why are lambda1=4 and lambda2=-1 the eigenvalues of A=(3,-2;-2,0) ?
updated 17 days ago
44 replies
4 Medals
Mathematics
germanphysics:
Group Title
Why are lambda1=4 and lambda2=-1 the eigenvalues of A=(3,-2;-2,0) ?
updated 20 days ago
2 replies
1 Medal
Mathematics
germanphysics:
Group Title
A craftsman hits his thumb once in 10^3 hits. How many times does he hit his thumb per 3x10^3 hits? How large is the probability, that he hi…
updated 25 days ago
16 replies
2 Medals
Mathematics
germanphysics:
Group Title
If there are 60 students that shall work in groups of 2 and 3 students and you want to have 12 groups of each, how many variations are there…
updated 25 days ago
24 replies
2 Medals
Mathematics
germanphysics:
Group Title
I have a homework to solve but I don`t really know, how to start: Show with the help of cartesian components and by using the E-Tensor, that…
updated one month ago
No Medals Yet
Mathematics
germanphysics:
Group Title
I have a homework to solve but I don`t really know, how to start: Show with the help of cartesian components and by using the E-Tensor, that…
updated one month ago
No Medals Yet
Mathematics
germanphysics:
Group Title
How do I solve the following equation for n?
updated 8 months ago
32 replies
1 Medal
Mathematics
germanphysics:
Group Title
How do I produce auxotroph bacteria f.E. K12?
updated 8 months ago
No Medals Yet
Mathematics
germanphysics:
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Can somone explain me the single steps for interpreting a GC-MS diagramm? So, what exactly will be next after I got the spectrum? thx
updated one year ago
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Mathematics
germanphysics:
Group Title
Is this correct for the energy of torsion for 2-Methylbutan?
updated one year ago
5 replies
No Medals Yet
Mathematics
germanphysics:
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How do I calculate the relative share of a molekule from his reaction speed?
updated one year ago
1 reply
1 Medal
Mathematics
germanphysics:
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Why is this structure not a meso structure?
updated one year ago
2 replies
1 Medal
Mathematics
germanphysics:
Group Title
Which kind of Elimination proceeds in this reaction?
updated one year ago
1 reply
No Medals Yet
Mathematics
germanphysics:
Group Title
Why does (2R,3E)-pent-3-en-2-ol look like this? Why has the double bound not the smallest number?
updated one year ago
2 replies
1 Medal
Mathematics
germanphysics:
Group Title
How do I know, if (S)-2-bromobutane reacts with iodid (I-) SN1 or SN2? So how can I sepperate those competitive Reactions, when it comes to …
updated one year ago
14 replies
1 Medal
Mathematics
germanphysics:
Group Title
How do I name a heterocycle in organic chemistry? I know how to name a substituent but how does ist work with a heterocycle or is it simply …
updated one year ago
3 replies
1 Medal
Mathematics
germanphysics:
Group Title
Does the ideal gas has a mass? Is a System with pV=nRT always an ideal gas?
updated one year ago
No Medals Yet
Mathematics
germanphysics:
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Two cars are starting. Both are accelerating with a constant acceleration. After t=15s car 2 is 200m ahead of car 1. How large is the veloci…
updated one year ago
6 replies
1 Medal
Mathematics
germanphysics:
Group Title
In how many parts does a restrictionendonuclease which recognition sequenz is 6 bp long cut a 50.000 bp DNA vector? (Every base has the same…
updated one year ago
No Medals Yet
Mathematics
germanphysics:
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Hi! Can anyone explain me how to calculate the activity of an oxidant/reductant? I have to calculate a silver/silver chloride electrode in p…
updated one year ago
3 replies
1 Medal
Mathematics
germanphysics:
Group Title
Is there anyone who studies at the California Institute of Technology and knows about the specific research topics of it's biophysical insti…
updated one year ago
No Medals Yet
Mathematics
germanphysics:
Group Title
Why is KCl a better salt-bridge than NaCl?
updated 2 years ago
4 replies
No Medals Yet
Mathematics
germanphysics:
Group Title
Actually, my question is about physical-chemistry... How do I calculate the middle activitycoefficient?
updated 2 years ago
2 replies
No Medals Yet
Mathematics
germanphysics:
Group Title
Actually, my question is about physical-chemistry... How do I calculate the middle activitycoefficient?
updated 2 years ago
2 replies
No Medals Yet
Mathematics
germanphysics:
Group Title
I have the Following profblem, that i still don't get...
updated 2 years ago
15 replies
2 Medals
Mathematics
germanphysics:
Group Title
If I have an electric circuit with two consumers P1= 80 W and P2=40W, the are parallel and the voltage U=120 V, what is the resistance of bo…
updated 2 years ago
1 reply
2 Medals
Mathematics
germanphysics:
Group Title
I have the following task, but I think the solution, which was given, is wrong:
updated 2 years ago
No Medals Yet
Mathematics
germanphysics:
Group Title
Spring calculation: Acos(wt+phi). How is this derived? And why follows for the deflection: x=(0,100m)*cos (8,08t) ? (D=19,6 N/m; w=8,08s^-1 …
updated 2 years ago
2 replies
2 Medals
Mathematics
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