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Science & Mathematics - 20 August 2006

[Selected]: All categories Science & Mathematics

Agriculture · Alternative · Astronomy & Space · Biology · Botany · Chemistry · Earth Sciences & Geology · Engineering · Geography · Mathematics · Medicine · Other - Science · Physics · Weather · Zoology

i am carrying out microarray experiments but unable to fix the PCR products for hybridisation.

2006-08-20 23:57:17 · 3 answers · asked by abhi verocells 1 in Biology

2006-08-20 23:56:31 · 9 answers · asked by KT 1 in Other - Science

2006-08-20 23:54:09 · 12 answers · asked by conyap t 1 in Physics

I need some way of doing it at home with readily available materials preferably.

2006-08-20 23:52:43 · 15 answers · asked by Anonymous in Engineering

2006-08-20 23:49:38 · 7 answers · asked by Mehroze Batool 1 in Chemistry

1

Inequalities

2006-08-20 23:45:47 · 5 answers · asked by Salvation man 1 in Mathematics

2006-08-20 23:42:59 · 5 answers · asked by subhash 1 in Earth Sciences & Geology

Trying to charge a solar battery and wanted to know the exact number a 6 volt deep cycle battery would read on a vultometer(it's and Interstate workaholic 6 volt deep cycle battery.

2006-08-20 23:42:40 · 4 answers · asked by Anonymous in Other - Science

In my opinion one might think NOT. Why coz we'd most likely destroy that planet too. We're destroying the planet at a such a great rate now. Why, well maybe it's all to do with greed. Does the western world realise the more we consume the more we are destroying ourselve's.

2006-08-20 23:42:15 · 16 answers · asked by Chris L 2 in Astronomy & Space

What do you think of the string theory & other dimensions of space and time. Would you go there if you could? Maybe we go there when we are re-incarnated for those who believe in that. I saw a TV show on outer body & near death experiences and the fact they may be caused by our brain's. Just maybe our brain is a gateway to another dimension in time & space???????? Thanks in advance with your answers. Is there a right answer to this one??? I'd love to know what professor Stephen Hawking thinks about this one?

2006-08-20 23:37:42 · 11 answers · asked by Chris L 2 in Astronomy & Space

2006-08-20 23:34:44 · 9 answers · asked by mrbajaj 1 in Astronomy & Space

2006-08-20 23:32:57 · 12 answers · asked by mrbajaj 1 in Astronomy & Space

2006-08-20 23:31:38 · 4 answers · asked by Anonymous in Mathematics

Goldstein described it as "In any formal system adequate for number theory there exists an undecidable formula -- that is, a formula that is not provable and whose negation is not provable"

Professor Ichi describes it as: "A retarded waste of time"

Why bother posing absolutely improvable questions: if you can't get to an answer yourself why do people feel like sharing the suffering...

The world of Maths is full of geniuses; but we are almost all completely nuts: its things like this that do our heads in, can everyone stop now with the conjectures and the theorems: what do you think...

2006-08-20 23:29:50 · 2 answers · asked by Anonymous in Mathematics

2006-08-20 23:27:59 · 11 answers · asked by tjhauck2001 2 in Mathematics

a) complete pattern:

2,2,4,6,10 _ _

b) Express 0.0175 in scientific notation

c) How many litres in 0.8 megalitres?

d) A container 3m by 4m by 2.5m is to be given a coat of paint on all surfaces, inside and out. If 1 litre of paint covers 10 m^2, how many 4 litre tins of paint are required?

e) Martha, Tamara and Virginia each prepared a list of history's most influential people. The lists were compared and any names that appeared on at least two lists were shortlisted. Of the names on the shortlist 45 had been included on Martha's list, 34 on Tamara's list, and 28 on Virginia's list. What is the maximum number of names that might have reached the shortlist?

2006-08-20 23:12:16 · 8 answers · asked by Tash 1 in Mathematics

2006-08-20 23:03:37 · 5 answers · asked by Anonymous in Chemistry

Its not possible to actually see the light from the big bang as this light would already have passed far beyond us into the immensity of space. In fact as the universe expanded it did so slower than the speed of light so any light emitted in the early universe up until a point would also have passed beyond us, even the light emitted from the 'far side' of the universe. But based on the distance we now are from the big bang centre of origin and the time taken for earliest light to reach our current position from what was essentially the far side of the universe when those particular photons of light were emitted - is it possible to estimate this theoretical threshold point when we can see the earliest ever light from the primevil universe? Hope the question makes sense, it was kind of hard to explain my thinking.

2006-08-20 23:00:03 · 7 answers · asked by uselessadvice 4 in Astronomy & Space

2006-08-20 22:59:44 · 18 answers · asked by jack andrews 1 in Earth Sciences & Geology

short ton or a metric ton?

2006-08-20 22:58:25 · 3 answers · asked by Ninik 3 in Chemistry

a.) atmospheric b.) pascals c.) torr

note:
1 atm--------------760 torr
1pa----------------1N/sq. meter

2006-08-20 22:52:35 · 4 answers · asked by Ninik 3 in Mathematics

input power factor for short circuit.
output power factor for open circuit stays constant with different loads

2006-08-20 22:52:10 · 3 answers · asked by mphomatsoso 1 in Engineering

Saw a documentary yesterday that briefly mentioned pole shift theory - the north and south poles "swap", causing catastrophic changes on the earth surface. There is evidence that it happens every 200,000 years, at the moment we are 400,000 years overdue! No human has ever witnessed this event. Does anyone out there know more on the subject? By the way - I've already checked Wiki, so please don't use that

2006-08-20 22:50:32 · 7 answers · asked by Anonymous in Physics

this club is in ethiopa there is noo club like as we need to develop tthis sience in the cuntery so we need to meet with ather clubs in the world

2006-08-20 22:32:51 · 3 answers · asked by bisoftu p 1 in Astronomy & Space

this club is in ethiopather is no club like as we need to develop tthis sience in the cuntery so we need to meet with ather clubs in the world

2006-08-20 22:30:45 · 2 answers · asked by bisoftu p 1 in Astronomy & Space

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