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  • Binding site affinity?

    I am confused, because my professor said that if the concentration of a single ligand is high, there will likely be increased affinity of the binding site. Im having trouble understanding how this would affect affinity. I kind of thought that if there's a high concentration of a ligand, it would actually be lower affinity like how it is with sodium potassium pumps where the transporter has a higher affinity for sodium when its on the site of the pump with less sodium and a higher affinity for potassium when its on the site of the pump with less potassium. Does anyone understand?

    1 AnswerBiology1 year ago
  • Fingers turn blueish-purple when i’m cold?

    My hands and feet are constantly cold and when I get cold my fingers turn blueish purple very quickly. It isn’t a rare thing as it doesn’t take much for this to occur and it happens nearly every day in one specific room I have to go to that is always cold. I have most of the symptoms of Reynauds, aside from my fingers turning blue rather than white, but I’ve never seen a doctor about it. Is it dangerous that my fingers do this so often, or can I ignore it?

    1 AnswerSkin Conditions3 years ago
  • Pre Cal Domain Question?

    I am confused on how to find the domain for an equation in which f(x) equals the fourth root of x^2 plus 3x. I don t understand how to find the domain with the exponent there. Please help!

    2 AnswersMathematics4 years ago
  • How would I complete this square?

    The equation is 2(x^2-6x)+16. My answer key says it would go to 2(x^2-6x+9-9)+16. Normally, I thought you just divide B by 2 and square it and then add it to both sides. Why is there two 9s? And what do you do if one side is Y so you can't add it?

    2 AnswersMathematics5 years ago
  • Math problem help?

    There are 109 students and the ratio of boys to girls is 2:3. How many of the students are girls?

    The answer is somehow 65, but I can t figure out how they got the answer. Please help!

    4 AnswersMathematics5 years ago
  • Sharp pain on outside of right foot?

    Anytime I walk on the right side of the right foot, I have very sharp pain! It seems to be near the top of my fifth Metatarsal bone. I considered maybe it was a stress fracture, but I can't think of anything that may have caused it. Any ideas?

    1 AnswerInjuries5 years ago
  • Should I catch repeat Pokemon in Pokemon Go?

    if I already have an eevee or a nidoran or whatever should I catch them again? Is what you gain from it worth the 1-3 poke balls it takes to catch It?

    2 AnswersVideo & Online Games5 years ago
  • What are some big news stories?

    I need one that is big enough that it could be followed for 3 days. Any big ones BESIDES the Zika virus and the flint water crisis?

    4 AnswersCurrent Events5 years ago
  • Factor this please?

    I m trying to find the X intercepts of the equation X^2+3x-10. I get x=-2 and x=5 through factoring, but my calculator tells me x=2 and X=-5. Why are the signs switched? I thought I was multiplying to get -10 and assign to get 3!

    7 AnswersMathematics5 years ago
  • Is this wifi security setting safe?

    Ok so what I'm getting on the Internet is that WPA2-PSK(AES), WPA2-PSK(TKIP), or WPA/WPA2-PSK (TKIP/AES) are my 3 top options for wifi security settings. My vizio smart tv requires that I set my security to WPA2-PSK(TKIP) in order to connect to my wifi. I would really like to do this, but Google says that TKIP isn't as safe as AES or AES/TKIP. Exactly how dangerous is using TKIP security? If it's not much of a risk to use it, I'd like to. But if it is, I'll continue using AES/TKIP.

    2 AnswersSecurity5 years ago
  • Attachment image

    Can anyone translate this? Japanese possibly?

    After saw this one of my favorite tv shows I was curious what this envelope said. The man who wrote it I believe is japanese, but it may not be Japanese writing I suppose. Google translate was little help, even when I told it to translate the picture. Anyone know what this says?

    2 AnswersLanguages5 years ago
  • How much will it cost to have my computer fixed at Best Buy?

    I have somehow gotten a silicon gel ball stuck in my headphone jack.... I was wondering how much it would cost to have something little like this fixed? Because if it's too much I'm not going to bother taking it in. Thanks!

    3 AnswersLaptops & Notebooks5 years ago
  • Where can I watch missed Ellen episodes?

    I ve tried the nbc watch app and on demand, but neither of them had it. Google isn t giving me any results! Help?

    2 AnswersDrama5 years ago
  • Does an ionic bond or a metallic bond have a higher melting point?

    I know they re both higher than covalent... But which is the highest, metallic or ionic?

    1 AnswerChemistry6 years ago
  • Dog ate half box of milk duds?

    My 10 pound mix ate about half a box of milk chocolate milk duds which is like 2.5 oz, and most of it is caramel. This was around 3 hours ago and now she's really really thirsty, although she hasn't thrown up or acted like she felt bad. Her stomach sounds a little gassy. That amount of milk duds shouldn't harm her, but I've heard the excessive thirst is a bad sign. Maybe it's the caramel because there is way more of that than chocolate? What to do?

    1 AnswerDogs6 years ago
  • Question about Christianity as a teenager...?

    I don't know how to feel more comfortable in church. My youth group is not very accepting, and I simply could not make friends therefore I go to the normal service. In church, I never feel comfortable enough to sing. I don't know how to feel comfortable enough, and I'm scared I never will because my family does not sing even though most of the congregation does. I would be the odd man out if I did whilst the rest of my family sat quietly. I've always had a phobia of singing unless I'm alone. I know it's stupid, but does anyone have advice? I really want to get over it but my fear always takes over each time I think about it.

    2 AnswersReligion & Spirituality6 years ago
  • Should I really be a nurse?

    I love to help people and the health science field really interests me. But, the problem is there are a few things that I simply don't think I can deal with. There's something about eyes and if I had to touch anyone's eye or even imagining any type of surgery, It absolutely freaks me out. I could never get lasik because of how much it scares me to have any part of my eye touched, much less cut, besides when I touch it to put in contacts. Nothing else really bothers me in the health field.... But I don't think I could ever get over this phobia. Would this is completely ruin my chances at ever becoming a nurse?

    1 AnswerOptical6 years ago
  • New freckle looking thing on bottom of foot...normal?

    Not exactly new, I've had if about 6 months or so. It's a little freckle looking spot that's probably about as big as the tip of a sharpie marker, so pretty small. It's on the bottom of my foot and I've just heard that freckles on the bottom of your foot could be signs of other diseases so I was just worried. It just looks like a brown freckle from far away, but if you look really really close it's like a brown dot inside of a slightly lighter circle. That's barely noticable though. Is it just a freckle?

    1 AnswerSkin Conditions6 years ago
  • Runescape Clans Question?

    I used to play runescape a few years back on a NON MEMBER server, and i always played this one minigame, but I forgot what it was. The place you'd go to was always completely filled with people joining clans and then 2 clans would battle. It would start with wooden stakes going down into the ground and that signalled the beginning of the war or battle or whatever. Nothing i've come across seems to be what im looking for, does anyone know what it could be? The clan wars place is super deserted, so I don't think that was it. I feel like you had to go into the wilderness at the time to get there.

    1 AnswerVideo & Online Games6 years ago
  • How to make fortune cookies WITH A MOLD?

    I have a fortune cookie mold, and i understand the process of making a fortune cookie without a mold, but I don't understand how to do it with one. Because if there's a mold, there's no middle part of the fortune cookie in which to put the fortune, it would just be a solid cookie wouldn't it?f anyone has one or understands how it works, please help!

    2 AnswersCooking & Recipes6 years ago