Khan Academy Operant Conditioning Questions
Hello all, I've never had problems with operant conditioning; however, I've missed 2 questions from Khan now pertaining to operant conditioning. One has to do with a patient finding relief from pain...
View ArticleBasic question
Hi, I know this is a really basic question "Which of the following changes to n-propanol would NOT result in a lower pKa than n-propanol? A. Oxidizing carbon 1 by four electrons, resulting in a pi bond...
View ArticlePTH & Calcitonin
Current research into the treatment of osteoporosis suggests that high, pulsatile concentrations of PTH could be effective at building bone. It is hypothesized that this may occur by inducing negative...
View ArticleSite of Action Potential
Which of the following would most likely occur if an electrical stimulus were applied at point C in Figure 2? A. An action potential would propogate toward point D. B. An action potential would...
View ArticleHow is a chiral enzyme act with stereospecificty on a symmetrical molecule?
Aconitase is able to approach citrate is a stereospecific manner, but how is that possible since their is no chiral centers on citrate and since citrate is optically inactive and completely symmetrical??
View ArticleEK Physics 101 question
Working through EK Physics 101 passages, in particular Test 3A, question 46: "Many bed-side patient lift assists use hydraulics to provide a mechanical advantage. What force should be applied, and to...
View ArticleOld (Before 2015) AAMC Mcat exams
Does anyone know where I can get old AAMC MCAT exams, from before 2015? I know there is a dropbox link but it says it has reached it's traffic limit. I would really appreciate if anyone could provide...
View ArticleMyoglobin Buffer?
A question from TBR: "Which of the following is least likely to act as a buffer during the formation of urine in the nephron? A) inorganic phosphate B) bicarbonate C) Myoglobin D) hemoglobin" The...
View ArticleWould having a lot of followers on social media be cultural or social capital?
I think it's cultural unless they help you find opportunities, right?
View ArticleTPR MCAT Online Diagnostic Test
Just finished taking the TPR MCAT diagnostic test without studying any of the material, and it seemed particularly brutal. I got a 498 (lol) but I figure that isn't too bad for not looking over...
View ArticleElectronic Configuration
Hello, I'm confused about "the higest quantum principal number" If an element loes electron and becomes a cation. The subshell with the "highest quantum princple number" empty first. For example: Zn+2....
View ArticleDe Broglie Wavelength
There was a physics passage in TBR that explained that an increase in the momentum of an electron = an increase in velocity, which would decrease the electron wavelength. I thought that velocity =...
View ArticleDifferent types of equilibrium and states
Hi guys, I'm working on a TBR Biology question and was confused on: 39: The constancy of the resting membrane potential is an example of: A. an equilibrium state B. a dynamic state C. a steady state D....
View ArticleTPR Practice Test 2 Fluids Q#18
Which one of the following expressions is equal to the pressure difference between Point c and Point d? A. ρgas*g*v B. ρgas*g*y C. ρliquid*g*v D. ρliquid*g*y Correct Answer From dimensional analysis...
View ArticleSpecific Gravity and Temperature?
Im trying to understand how or why specific gravity changes with temperature. It is unitless ratio between the density of a substance at a certain temperature over the density of water at the same...
View ArticleIon Channel Density?
What does ion channel density mean? Is it the number of channels in a given cell membrane? Thanks!
View ArticleAutism vs. ADHD
There was a passage in NS Psych/Soc about joint attention ability, and it had a question: "In what disorder is an infant's impairment to jointly attend a primary symptom of the disorder? A. Anxiety B....
View ArticleFirst Passage AAMC Psych/Soc Section Bank
Did anyone else think the answer explanations for this passage were ridiculous? They're bringing in a ton of outside information that wasn't even presents in the passage (assuming that those pilots who...
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AAMC Scored FL 1 and 2 (spoilers) questions
View attachment 216736 View attachment 216737 View attachment 216738 View attachment 216739 View attachment 216739 View attachment 216740 I know I have a lot of questions, so any input at all would be...
View ArticleEK exam 1 P/S #36
I think I'm confused about how Ek values predict the agreeableness in figure 2. Can anyone help?
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