C/P Section Bank #14 (Extraction)
View attachment 204280 Wouldn't (D) also work? After H+ the amide and carboxylic acid would go into the aqueous layer, then NaOH would deprotonate both molecules resulting in a carboxylate (aqueous)...
View ArticleTbr fluids # 28
View attachment 206218 View attachment 206219 For this question I don't understand why II is true. I thought the pressure at output end must be lower than the pressure at input end for fluids to flow....
View ArticleDoes SDS PAGE separate the two units of a homodimer?
Native PAGE vs SDS Page for a homodimer would look identical, but would there be two separated protein in the one SDS PAGE band?
View ArticleDemographic transition models
View attachment 206288 I might just be burnt out from studying today, but I cannot interpret this graph. So the question asks at which point would we see the lowest population. Kaplan's key made is...
View ArticleFischer projections HELP!!
When you read long Fischer projections do the horizontal lines always indicate that they are coming out towards you or do the horizontal lines alternate between coming out and going in? Sent from my...
View Articleice cube floating -> water (more of a brain teaser)
View attachment 206162 Water is less dense in solid form than in liquid form. So shouldn't the water level decrease?
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Kaplan representative?
Are Kaplan C/P and B/B representative of the actual exam? I understand that the aamc stuff is the most representative, but just wondering...
View ArticleMetabolism pathways
The biochemistry course I took only covered up through enzyme kinetics, and a little bit of carbohydrate structure. I do not know anything about metabolic processes or pathways. I just started the...
View ArticleYoung's Modulus and Bone
I know that Young's modulus should increase when bone growth happens but can someone explain using the equation what is happening? Here is my attempt: Y = (F/A)/(delta l/l) When we are building bone,...
View ArticleEK1 C/P: elasticity = tension?
View attachment 206281 To me, decreasing elasticity means more tension. The membrane should get more stiff!
View Article[AAMC 8] Stereogenic center of glycerol
When glycerol reacts with three different fatty acids, how many stereogenic centers does the product triacylglycerol contain? A) 0 B) 1 C) 2 D) 3 I thought there was 0, since a triacylglycerol looks...
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EK 101 CARS vs. Kaplan CARS
I've always been practicing CARS with this book, it is a bit outdated (2008/9) I've improved to consistently scoring 70-80%. When I take the Kaplan CARS, my scores are usually 40%. I find myself...
View ArticleCortisol
"Hyperglycemia, or high blood sugar, is NOT induced by:" A. ACTH B. Aldosterone C. Epinephrine D. Glucagon I got this right, the answer was aldosterone. I just said that because I knew that aldosterone...
View ArticleKohlberg theory stage 5 vs stage 6
I'm having a lot of trouble understanding the difference between these two. They both focus on moral rights. I read somewhere on internet for Heinz dilemma stage 6 people would reason that others may...
View ArticleFormal charge question
Hey guys, I was reviewing formal charges and came across what I originally thought was a straightforward problem (thinking otherwise now). The question is asking me to determine the formal charge on...
View ArticleCell potential
Would it correct to say that at resting potential, it is possible for voltage gated K+ channels to be open (on the green point on this figure)? Because during the repolarization phase, VG-K+ channels...
View ArticleEK CARS exam 4
If there's anything I've learned from doing CARS questions, it's that questions and answers need to be taken very literally and assumptions cannot be made. With this reasoning in mind, I don't...
View ArticleWorried after seeing the calibre of section bank questions
I'm getting really nervous about the difficulty of the section bank questions for Bio and Chem/Phys. Psych/Soc is OKAY..... but the level of detail for those other 2 are really worrying me. I have...
View ArticleDiels Alder if dienophile does not have electron-withdrawing group?
Does the dienophile have to have an electron-withdrawing group for the diels-alder reaction to occur? I know the electron-withdrawing group causes the partial positive charge, but if the dienophile was...
View ArticleDO NOT UNDERSTANT THIS PPP LOGIC(BIOCHEM)
You have 30 moles of glucose 6-phosphate. How many moles of ribulose 5-phosphate would be produced via the non-oxidative pathway? "Glucose 6-phosphate has 6 carbons, while ribulose 5-phosphate has 5....
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