How do gram stains work and what does alcohol do to lipids?
Q. This is for biology, and the whole question read: "Crystal violet and saffranin are stains that bind to the peptidoglycan layer of a cell wall. Gram's iodine fixes (sticks) the stain to the peptidoglycan. With this information, explain how Gram's stain works." HELP! Thanks in advance.
Asked by Jenn - Mon Oct 20 21:49:35 2008 - - 1 Answers - 0 Comments

A. Gram's Stain determines whether bacteria is gram-positive or gram-negative based on both chemical and physical properties of the cell wall. Crystal violet dissociates in aqueous solutions into (CV+) crystal violet and chloride (Cl ) ions. These ions penetrate through the cell wall/membrane. The CV+ ion interacts with negatively charged components of bacterial cells and stains the cells purple. Iodine (I or I3 ) interacts with CV+ and forms large complexes of crystal violet and iodine (CV I) within the inner and outer layers of the cell. When a decolorizer is added, it interacts with the lipids of the cell membrane. A Gram-negative cell will lose its outer membrane and the peptidoglycan layer is left exposed. The CV I complexes… [cont.]
Answered by susie - Mon Oct 20 22:06:15 2008

What bacteria grows orange on a slant and is gram negative rods?
Q. The gram stain were very short gram negative rods and the bacteria grew orange on a slant tube. The bacteria is grown on a nutrient agar i think which means if that is true would the color be orange?
Asked by TJ - Thu Apr 17 16:08:33 2008 - - 1 Answers - 0 Comments

A. Depends on the media you're using. Simply knowing that it's gram-negative and rod-shaped certianly doesn't tell me very much, and the color of the organism is very dependent on the media used. Is it Tryptic Soy Agar? Nutrient Agar? Etc. By the way, you need to run many more tests (Ex. Catalase, Urease, Oxidase, etc) or, if you're lazy, Biolog the sample or run a 16s rRNA sequence. If you're in college, ask your professor if you can use those tools. If not, run a few tests and then consult Bergey's Manual of Determinative Bacteriology. UPDATE: Well, nutrient agar results in a number of different orange bacterial colonies. I remember isolating Microbacterium on nutrient agar and it was orange. That said, there's literally thousands of… [cont.]
Answered by Phange - Thu Apr 17 16:18:29 2008

How much should a gram of shrooms look like?
Q. I'm probably going to be trying shrooms for the first time and i don't have a scale to measure out a gram. So i need to know if a gram of mushrooms is the equivalence of the cap or the stem? Any advice will be greatly appreciated on the measurements or just shrooming in general, thank you.
Asked by Bryan - Thu Feb 25 00:00:23 2010 - - 8 Answers - 0 Comments

A. Welll just fyi the caps are the strong mental high.. and stems are the body high. So just keep that in mind. But to your question i dont really know how you would eye out a g with out a scale so maybe take 2 caps and a stem or something. Have fun nikkah!
Answered by Alex - Thu Feb 25 01:12:18 2010

What is the difference between gram molecular mass and gram atomic mass?
Q. Can someone please help me, I'm utterly confused. I thought gram atomic mass was basically molar mass, but it's not. What is it then? Are they expressed in g/mol or just grams? For example, is the gram atomic mass of sulfur 32.07 g/mol or just 32.07 grams?
Asked by that guy - Mon Mar 9 21:23:30 2009 - - 1 Answers - 0 Comments

A. The terms are synonyms. But gram atomic mass tends to refer to a single atom, while gram molecular mass tends to refer to a compound.
Answered by reb1240 - Mon Mar 9 21:28:22 2009

Supposed to perform Gram stain on a sample from a pure culture of bacteria and observed a field of red and?
Q. Supposed to perform Gram stain on a sample from a pure culture of bacteria and observed a field of red and purple cocci. Adjacent cells were not always the same color. What is the conclusion?
Asked by pia - Sat Feb 16 00:38:31 2008 - - 1 Answers - 1 Comments

A. Because you said that this is a pure culture, you can conclude that they are gram-positive cocci. That's the whole answer, and you're done here. I've included more if you're interested for real life cases where you don't know if it's a pure culture or a contaminated one. If you're not interested, skip the rest of this. ---Extra discussion of real-Life problems a purple organism is definitely a gram-positive coccus. The commonest of these are streptococcus (including pneumococcus) and staphylococcus. Gram-negative cocci are orangish-red, and include organisms like gonococcus and meningococcus. The red cocci that you sometimes see may be gram-negative cocci or poorly stained gram positives. The next two photos will illustrate the… [cont.]
Answered by Yaybob - Sat Feb 16 01:43:02 2008

What is an ordinary object that weighs exactly 1 gram which I can also bring to school?
Q. No food please, just a common object that weighs exactly 1 gram which I can bring to school. Thanks!
Asked by justME <33 - Wed Sep 19 16:54:02 2007 - - 2 Answers - 0 Comments

A. a medium sized paperclip buddy. we weighed paperclips in science class yesterday
Answered by Delilah - Wed Sep 19 17:06:09 2007

How much does a gram or dime bag of reg weed go for in your city?
Q. Im just wondering to see if i get good deals. How much does a gram or dime bag of weed go for in your city?
Asked by unknown - Sat Jan 9 15:03:21 2010 - - 5 Answers - 0 Comments

A. a nickle is always 5 dollars and a dime is allways 10 the only difference is how much is in the dime or nickle in a nickle it is average for there to be about .5 grams of good stuff more if it isent as good in a dime it is about 1 gram
Answered by Stephen K - Sun Jan 10 21:25:12 2010

What is the quantity of heat required to melt a gram of a substance at its melting point called?
Q. What do we call the quantity of heat per gram that must be removed to freeze the substance at its freezing point?
Asked by sunday m - Sun Dec 6 21:47:22 2009 - - 1 Answers - 0 Comments

A. The answer to both questions is the "heat of fusion" (AKA enthalpy of fusion AKA latent heat of fusion), measured in Joules per gram (J/g). Sometimes heats of fusion are measured in J/mol or cal/g. Be sure not to mix them up in your calculations! You can convert from J/mol to J/g by dividing by the substance's molar mass.
Answered by unknown - Sun Dec 6 22:08:11 2009

How can you tell if a money gram is real or fake?
Q. I got a money gram in the mail from someone. The bank said it was fake and held on to it. They told me that they would let me know in a couple of days after they look at it. If it's good that they'll let me know and I can cash it in. The lady that gave it to me still insists that it's real. They gave me copies of it, before they held onto it. What should I do? How can I find out on my own that these are real from the copies that I only now have?
Asked by God'sStrength - Fri Mar 30 20:03:15 2007 - - 4 Answers - 0 Comments

A. The bank has the money gram and cannot give it to you until their investigation is done (it's the law, if you take in a fake dollar, they are required to keep it, regardless of your innocence). Even if you somehow prove it real, the bank will not give you the money until they are sure they can collect. Wait for the results (they are protecting you also), then proceed. If you get the cash, and it's found out to be fraud later ( up to a year) you have to pay the money back.
Answered by Mike M. - Fri Mar 30 20:23:00 2007

How is it possible to eat 1 gram of protein per pound you weigh?
Q. title says it...and even if i dont get 1 gram per pound i weight, will i still get good results in weight lifting? So if you are average weight (180 lbs) you will need over 360 grams of protein daily? what?! thats a massive amount of protein.
Asked by reet R dA - Sat Apr 7 13:44:14 2007 - - 5 Answers - 0 Comments

A. Well...you should check your math...1 gram per pound...180 pounds...180 grams...and its 1 gram per pound of IDEAL bodyweight. Sorry, I didnt see that crazy suggestion to eat 2.2 grams of protein per pound, Maybe if you were a Tyrannosaurus you should eat that much protein. I consume 0.75 grams per pound of ideal bodyweight...my ideal bodyweight is 155 pounds...so thats 116.25 grams of protein...I eat 6 meals a day 350 calories average, 20 grams protein per meal...1 medium chicken breast is 20 grams of protein...3 whole eggs is 21 grams of protein, 6 egg whites is 21 grams of protein, one 70cc scoop of whey concentrate is 23 grams of protein. Look at the food labels, see how much protein per serving. Oatmeal is 4 grams of protein per… [cont.]
Answered by Blackfly - Sat Apr 7 15:18:29 2007

How and where do I cash a money gram money order?
Q. I live in Albany, New York and I need to know how and where can I cash a money gram money order?
Asked by nyree001 - Wed Dec 24 21:47:41 2008 - - 1 Answers - 0 Comments

A. at your bank? or a check cashing place? who sent you the money gram where You expecting it or did it come from overseas and are you suppose to cash it then send this person (or another person like Candana the cash? then its a scam
Answered by mobilemark - Wed Dec 24 22:07:37 2008

What do retail stores charge around for 10k gold by the gram?
Q. I know most retail stores dont sell by the gram but the piece. What does it usually come out to though buy the gram if you buy at a retail store 10k gold chain for example?
Asked by unknown - Thu Feb 4 21:21:15 2010 - - 1 Answers - 0 Comments

A. You'll have to ask. The price of gold is somewhere in the neighborhood of US$1100 per Troy ounce (about 30 grams) for 24k pure gold. That 10k gold is 10/24 pure and would be worth about $440 per ounce of $14 per gram. Keep in mind jewelry has a labor and design cost and the store has fixed costs to pay for expenses. If they charge more than $20 per gram total price, I would be worried.
Answered by Gaytheist Buddha - Thu Feb 4 21:24:41 2010

How much is 10k and 14k gold worth per Gram in USA?
Q. I have a 10k and 14k gold chain that I'd like to sell. I want to know how much a gram of each k is worth so I'll have an idea of the asking price. Both are solid gold figaros. I'll have the exact weight later on today.
Asked by hey_now! - Mon Mar 24 09:29:04 2008 - - 1 Answers - 0 Comments

A. This chart gives you an idea of how much gold is actually in jewelry based on Karats
Answered by Credic J - Mon Mar 24 11:07:32 2008

How should a gram of peyote cost?
Q. I just want to know what poeple would normally pay for a gram so i know that i'm not gettin ripped off
Asked by Courtnie - Wed May 17 18:39:32 2006 - - 2 Answers - 0 Comments

A. if you have to ask, you're getting ripped off.
Answered by sugaree - Wed May 17 18:42:25 2006

What is the enthalpy change per gram of nitric oxide?
Q. Colorless nitric oxide, NO, combines with oxygen to form nitrogen dioxide, NO2, a brown gas. 2NO(g) + O2(g) ---> 2NO2(g); delta H= -114 kJ What is the enthalpy change per gram of nitric oxide I have the answer, but I don't know how to solve it.
Asked by Jon - Sun Dec 14 13:21:04 2008 - - 1 Answers - 0 Comments

A. the chemical equation tells us that for every two moles of NO, 114 KJ of energy are release so for every mole of NO = 114/2 = -57 kJ/mole NO 57KJ/mole)(1 mole NO/ 30g NO) = -1.9 KJ / g NO
Answered by camarcucci - Sun Dec 14 13:46:08 2008

What happens if I reverse the crystal Violet and iodine steps in gram staining?
Q. I have a gram positive cell (E.faecalis) What happens if I apply iodine before adding the crystal Violet. That is reverse the first two steps, will I get a positive or a negative result? Also will and E.faecalis cell lyse when it is placed in pure water ?
Asked by JUDii BOOTii - Sat Sep 20 13:59:24 2008 - - 1 Answers - 0 Comments

A. Cell will not stain blue!
Answered by Mr. LOL - Wed Sep 24 10:38:22 2008

How to calculate cost in dollars per gram?
Q. calculate the cost of fruit in dollars per gram, if the price is given as 0.79 dollars per pound? Please show me how to do.
Asked by ramattackog - Wed Apr 16 18:10:07 2008 - - 2 Answers - 0 Comments

A. .79 dollars/pound * 1 pound/453.6 grams. This way, pounds would cancel out and you would be left with dollars per pound. It would end up being (.79 * 1) / (1* 453.6) which would equal .0017 dollars per gram.
Answered by Biochem - Wed Apr 16 18:22:28 2008

Where can I purchase an accurate avian gram scale?
Q. I have a quaker who was ill and now weighs 92 g. I want to continue to monitor her weight, and would like to know where I can purchase a gram scale w/ perch. Any recommendations? Any online shops?
Asked by Joo23 - Sat Nov 17 20:25:25 2007 - - 2 Answers - 0 Comments

A. You don't need a special avian scale. I have a digital postal scale I bought off ebay for about $20. It measures in grams. It has a tare feature so you can put your own perch on it.
Answered by Resident Heretic - Sat Nov 17 20:32:52 2007

What is the price per ounce or gram of White gold?
Q. I am doing a project in chemistry and have looked everywhere but cannot seem to find the price of white gold. I do not want the price of jewelry with white gold in it. I would just like to know the price of white gold per ounce or gram. Thanks in advance!
Asked by thedollellama - Thu Mar 6 16:40:59 2008 - - 1 Answers - 0 Comments

A. It is impossible to give one answer for the price of white gold. White gold is a mixture of gold with either nickel, palladium or platinum. In addtion the mixtures or amounts of these metals to the gold can vary. If platinum is mixed with the gold the price is higher than pure gold. Nickel and palladium result in less expensive mixtures. On a per carat basis white gold is almost always more expensive than "yellow" gold. Yellow gold in jewelery is usually gold mixed with copper and or zinc.
Answered by Stimpy - Thu Mar 6 16:59:45 2008

How many calories in a teaspoon of sugar? How many calories in a gram of sugar? Or are they the same thing?
Q. I need to find out how many calories are in a gram of sugar. Is that the same as calories? I know a teaspoon has 16 cals.
Asked by Terri O - Fri Jan 26 15:54:11 2007 - - 3 Answers - 0 Comments

A. 1 teaspoon is 4.745 grams so do the math!
Answered by Yahzmin (US) ( ) - Fri Jan 26 16:03:12 2007

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Sideshow: Burglary rap for ripped Torn | Philadelphia Inquirer | 02/02/2010 - Philadelphia Inquirer
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Sideshow: Burglary rap for ripped Torn | Philadelphia Inquirer | 02/02/2010

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And alas for Taylor Swift, local kid who made good, four Grams - but at the post- Gram news gab, she dropped one and it smashed to smithereens. ...



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