Which subject does today's Kaplan MCAT question of the day fall under?
A student is volunteering in a hospital with a stroke center. When asked what he believes is the prevalence of stroke among those greater than 65 years old, the student states that it is probably about...
View ArticleQuestion 18, Bio/Biochem, Practice Test 3 (2018)
Please help me understand why two isoforms of a protein are produced by a single mRNA transcribed from a single promoter sequence upstream of the operon. I'm looking this up in wikipedia and I can't...
View ArticleLower Number Carbon VS Higher Number Carbon
Hi, what is considered a lower number carbon or higher number carbon? Is the lower number carbon away from alpha carbon? such as 1 is higher nubmer carbon and 6 is lower number carbon? For example, in...
View ArticleQuestion regarding Fluids and Bernoulli's Equation
In recently studying for the MCAT I find myself confused with difficulty finding clear cut information regarding this online. I was doing a practice problem for physics regarding fluids in a tube which...
View ArticleClik here to view.
*Spoiler - AAMC FL1 C/P #53
A student can most effectively increase the current passing through the circuit in Figure 2 by doing which of the following? I got the answer correct because I understand if you decrease R you would...
View ArticleIsoelectric points
Hello, Would anyone mind explaining to me how to determine the charge of an amino acid if given the isoelectric point? Thanks in advance!
View ArticleMCAT Question – Endocrine
A young woman presents to the ER with a broken hip. She denies any recent medical history of trauma to the joint. Blood tests reveal a calcium concentration of 11.5mg/dL (normal 8.4-10.2). Which tissue...
View ArticleClik here to view.
UWorld MCAT Question
Hi guys, major stats question here. How do you know the blue error bars don't overlap but the red do in this problem?
View ArticleAAMC 300Q section bank - C/P
Hi guys, what would be a good score on the aamc 300Q section bank for the C/P section? I’m aiming for a 518+ and scored a 80% on the section bank. Are they harder than the real exam or easier? How can...
View ArticleTBR Orgo Question Confusion
Can anyone explain the below answer explanation to me? It is question 5.14. I have literally no idea what it means HAHA. Thanks!
View ArticleKaplan FL5 P/C Question
Carbonic acid is a physiological buffer. The pKa/°C for carbonic acid has been calculated as -0.009. Based on this information, which of the following is always true about the dissociation of carbonic...
View ArticleClik here to view.
Physics Circuits
Question: in Circuit Y with switch C closed, the current through Resistor IV is measured. Switch D is then closed. How does the current through Resistor IV change? Answer: Current will not change,...
View ArticleAAMC #7 Bio Section
I have some questions for those of you that have done AAMC#7 Bio. #163 A student uses thin layer chromatography on silica plates to monitor the progress of the reaction below. Does the product have a...
View Articlewhy are achiral molecules optically inactive?
Why are chiral molecules optically active (rotate polarized light) while achiral molecules are optically inactive (do not rotate polarized light)? I know it's something to do with the light interacting...
View ArticleFormal charges (basic chemistry)
Hi friends, I’m trying to understand the concept BEHIND formal charges and why we use this for predicting molecule structures. I understand how to calculate it, but not why it works. Why do molecules...
View ArticleWhat happened to the stickied threads?
There used to be a thread here that had a brief content review for the MCAT. I don't remember who the user was that put it together, but it had a bunch of links to high yield information and helpful...
View ArticleHow do we calculate the molar solubility of basic salts at different pH's?
been working on this problem all day and it doesn't make any sense to me "find the molar solubility of calcium hydroxide in a solution buffered at each of the following pH's" a. ph=4 b. ph=7 c. ph=9...
View ArticleWhat are some good apps to study the MCAT?
I have an IPad and I see a lot of MCAT prep apps available and some for need to be paid for. What are some good apps that I can use while waiting for class to start or before going to bed on my IPad?
View ArticleEquivalent hydrogens on NMR
There was a question in TBR organic chem that asked how the H NMR would change for the molecule following this grignard step? The answer was that it would gain three signals. Wouldn't it gain 5 new...
View Article