Physics - Momentum/Direction of RBC and leukocyte after collision
I'm struggling with this question: A red blood cell and a leukocyte collide from converging arteries. The RBC, being lighter, ricochets obliquely off the vein's longitudinal axis while continuing to...
View Articleglucogenic vs ketogenic amino acid
What makes some amino acids glucogenic vs ketogenic? I noticed that leucine and lysine are ketogenic but not glucogenic. Is there a special reason why amino acids are divided like this?
View ArticlePrediction of Complex Ion Dissociation Question
So I was wondering how it's possible to predict the species that form after a complex ion reacts with, say, a strong acid or something. Is there a way to do so? I know that transition metals can take...
View ArticleScored # 10 C/P
View attachment 204270 Kinda confused by the reasoning behind this question... Which one do you want to label and why? Bonus question: When psychologists say "you master conservation during the formal...
View ArticleC/P Section Bank #8 (Experimental setup)
View attachment 204277 The given answer is (D). Is there a purpose for the energy meter in this setup, other than testing the photoelectric effect on a subsequent question? I initially thought that the...
View ArticleC/P Section Bank #11 (Light rays)
View attachment 204278 The light rays converge from the lens at the sample at 4 cm. The question interprets this as the image distance "i". I thought that this would be the focal length, and that the...
View ArticleBR Chapter 1 Passage 8 Questions 51 and 52: Retinal Projecitons
Could someone explain the eyes to me? 51. "As part of a routine eye exam, the following is noticed: if light is shone directly into the patient's left eye, the patient exhibits a consensual but not a...
View ArticleC/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 ArticleQuick question on Solution Stoichiometry
I was doing a problem on limiting reagent when dealing with solutions and was wondering when one finds the limiting reagent, why it is incorrect to add the total volume together to find the moles of...
View ArticleCovalent vs Ionic - Lithium Iodide
So the following reaction takes place LiI + BaS --> no reaction I would have thought LiI dissociates into Lithium and iodide ions and thus would undergo a double displacement reaction, but no. What...
View ArticleUrea cycle?
Quick question, I was just wondering if you guys would suggest studying the urea cycle for the new MCAT? I'm going through the old TBR, and it includes it, but it's not explicitly on the AAMC outline....
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C/P Section Bank #46 (Experimental setup)
View attachment 204322 Hoping to talk this one out In the question stem, compound 2 had inhibition on Protein A. Do we assume that adding more may lower the affinity constant? Also, is the titration...
View Article(DESPERATE) Practice Books and Question Banks
Hey Guys, I'm the new kid lol. I am traditional "self-preper". Currently, I am transitioning from the studying to the practice phase and wanted to know what practice books and question banks are most...
View ArticleWhat is the hybridization if it has resonance?
If you had an amide, the hybridization for the nitrogen would be sp^3 because it has two bonded Hydrogens, a bond to the carbonyl carbon, and a lone pair. However, if you drew the resonance structure,...
View ArticlePsych Section Bank #4
How can you tell that its going to be for Phase 2? In my mind, all it said in the question stem was "redirect attention" and I thought Phase 1 could also be considered for it.
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light absorbance and complementary colors
If a color is observed in solution (yellow), a molecule must be absorbing the complementary color (purple) of light? This is based on Section Bank C/P #52
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general vs specific catalysis
Specific catalysis, say for an acid, depends on the protonation state of the solvent or a specific acid catalyst. Whereas in general catalysis any molecule can donate protons and reaction rates don't...
View ArticleDo I have to remember every detail from Mcat books?
For example in this paragraph of the chemistry review from kaplan: Do I have to remember stuff like "Some transition metals—copper, nickel, silver, gold, palladium, and platinum—are relatively...
View ArticlePsych Section Bank #83
I thought that in a severed corpus callosum, there is no communication between the left and right hemispheres? How is it that when you look at something in your right visual field, you are still able...
View ArticleMixed inhibition
I am confused about mixed inhibition. It says in the kaplan book that it can bind to either enzyme only or enzyme substrate complex. But it also says that it alters the Km value depending on the...
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