Improving CARS Reading Comprehension
Hey everyone, I am taking the MCAT on August 20th and am having trouble bringing up my CARS score (granted I just started 2 weeks ago). I've averaging between a 70-75% on the TBR Verbal and NextStep...
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Hydrogen bonding
Is it correct to say hydrogen bonding is polar covalent when intramolecular and ionic/attractive force when intermolecular? I always thought they were just forces not really a bond until I came across...
View ArticleSection Bank: C/P Q51 (SPOILER ALERT!)
Ello, question 51 in the chemical/physics section bank kind of tripped me up. Hoping one of you kind souls could clarify why the correct answer is, well, correct! Below is the question (AND THE...
View ArticleGeneral Question about Metabolic Pathways
This is a question from TBR Bio. Can someone explain why the answer to this question is D? Which metabolic pathway begins in one cellular compartment and finishes in a different cellular compartment?...
View ArticleAnother weird experiment (Altius 9 #55 Bio)
View attachment 204105 I'm not buying C as the right answer, though I could totally be wrong. I think the correct answer (not listed in any answer choice) is that phosphorylation of either S451 or S462...
View ArticleHow helpful are Khan Academy biochemistry passages?
Hi, I just wanted to know if the 100+ passages on Khan Academy for Biological and Biochemical Foundations were helpful for that section on the MCAT? I've been studying the Kaplan books for Biochemistry...
View ArticleBiochem Proteins and Structures
Hey Guys, I have not taken Biochem yet, however I can manage to eliminate the choices down to 50%. Can anyone explain why R8D substitution replaces a positive charged residue with a negatively charged...
View ArticleAAMC Section Bank C/P #16
I didn't understand how to even start from here. In the explanation, it says that Imax = Io * 10^8. How does 80 dB translate into that? Is there some generic formula that we are supposed to know for...
View ArticleBR Gen Chem Example 1.13
BR Gen Chem Example 1.13 Which of the following 1.0-gram samples yields the MOST moles of sodium cation? A. 1.0 g NaCl B. 1.0 g NaBr C. 1.0 g NaNO3 D. 1.0 g Na2CO3 Before looking at the answer...
View Articlealtius free FL #22
For this question, does the pH increase because there will be more NAD+ that can consume a hydrogen ion and decrease pH?
View ArticleIncline Question
A block is on an inclined plane with a string attached from the block to a pulley at the top of the incline. The coefficient of kinetic friction between the mass and the plane is 0.1. The mass is 100...
View ArticleAAMC Official Guide CARS Question #2
In the passage: yes it does literally say: "As you descend the SES ladder in Westernized societies, people are more likely to drink excessively or smoke." BUT literally in the next paragraph, it says...
View Articlerate law question
View attachment 204171 View attachment 204170 The given answer is (B) which refers to reaction 2 and not the mechanism. I was focusing on the slow step of the mechanism and wasn't sure if the rate law...
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Psychology question from AAMC SB
According to AAMC: D is incorrect because, if the receptors were internalized, dopamine could not be pharmacologically active. Neurotransmitters bind to receptors on the outside, not inside, of...
View ArticlePLEASE HELP GENERAL CHEM QUESTION Electric Cells !!
I don't understand this all kaplan's explanation is absolutely horrendous. For a cell with the following half reactions: Anode: so2 + 2h20 ---> (so4)2- + 4h+ + 2e- Cathode: pd2+ + 2e- ---> pd How...
View ArticleAnyone good with enzyme kinetics? (Long)
This is in regards to the Khan Academy bio passage "The genetic basis of phenylketonuria". I'm a little confused by the method here because I haven't really taken a biochem class. I'm gonna basically...
View ArticleNS FL2 - Bio/Biochem Question 5
Can you explain how you can tell that there are 3 good gametes out of this? I only see 2 (the first two arrows on the left). The answer explanation only refers to Figure 1 and no other info.
View ArticleRods and cones, hyperpolarization?
I am going over content category 6A in Psych, Soc, and Bio Foundations of behavior, vision... I am reading that the photoreceptors are the only type of sensory cell that is depolarized when at rest....
View ArticleTPR FL #1 C/P Question #4
Hello, I always struggle with questions that ask 'which of the following could also be units for variable x'. In the passage, they tell you that the units of the surface tension coefficient is N/m and...
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