Elastic Potential Energy and mass
Can someone explain to me why is mass not important factor in this question? Box A is twice as massive as Box B. They are set on the same spring, and we allow the spring to compress and release the two...
View ArticleB/B Section bank #31
View attachment 204619 Does (B) not work because the isoforms may not separate on the gel, depending on the amino acids in exons 2 and 3?
View ArticleAAMC Scored C/P #23
How could you tell that it would be Asp and Arg? I would have thought Cys has a very high stability with disulfide bond possibility.
View ArticleTreatment of BrF3
Why would BrF3, treated with Na, reduce bromine and not reduce fluorine?
View ArticleAAMC 8: Na2CO3 + H20 -- will be basic or acidic?
On practice exam 8 for AAMC: Also, if red litmus paper is dipped into the Na2CO3 solution, which was mixed with H2O, the litmus paper would: A. Remain red, because carbonate is an acidic salt. B....
View ArticleSome good resources for learning physics concepts / problem solving?
I'm doing wonderfully on everything except for physics. Especially physics 1. What resources would some of you recommend using to learn this material? Can someone evaluate Khan vs. Chad's videos, how...
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orgo (fischer) question
View attachment 204677 Just checking if anyone has an efficient way to orient bond/line to fischer projections? I imagined the tetrahedral bond orientation at the chiral carbon and kind of turned my...
View Articlereflection and refraction
Do reflection and refraction only occur when the light strikes the boundary between two different media?
View ArticleSizes at the cellular level
I personally find this to be really ridiculous that we should know, but I wanted to see what everyone else thought. I can't imagine going back and trying to study all the sizes of all the different...
View ArticleTPR FL 2 #21
This question is not making sense to me...I think I am having trouble understanding the overall setup that is described in the passage. Can anyone please help? Thanks!
View ArticleGenetics Question
This is from TBR Bio: Which of the following statements is LEAST likely to result from gene duplication? A. Synthesis of similar amino acid sequences B. Synthesis of similar tRNA sequences C....
View ArticleAtlanta MCAT study partner
I'm taking the MCAT in early Septemeber 2016. I'm beginning my studying now and would like a study partner(s) to study with. email me if interested: csgarrett8@gmail.com
View Articlegenetic
If there is an autosomal recessive disorder what are some reasons it may be more common in a rural town versus a city? All I can think of is perhaps there is a lot of close relative mating in the rural...
View ArticleQuestion about stability of Disubstituted Cyclohexane
In my BR orgo book, it says that Cis-1,3-dimethylcyclohexane is less stable than trans-1,4-dimethylcyclohexane which is less stable than trans-1,2-dimethylcyclohexane. I understand why the cis one is...
View ArticleGas Chromatography
Assuming that the stationary phase is polar, what compounds elute first when gas chromatography is performed? Do we look at polarity of the compounds or the boiling points to determine the order of...
View ArticleKinetic vs Static Friction - The basic idea
I have always gotten confused between the idea of when kinetic friction is applicable vs static friction. I've gotten the bulk of Force and friction and how to solve when needed except when both show...
View ArticleLaws of Probability and a Trihybrid Cross
Suppose we cross a trihybrid with purple flowers, and yellow round seeds (heterozygous for all three) with a plant with purple flowers and green, wrinkled seeds (heterozygous for flower color but...
View ArticleBio Q- Passage
Okay so the question, from a passage but not explicit, more memory "To determine the primary structure of the protein portion of Photosystem I, a series of cleavage reactions was undertaken. To break...
View ArticleFind the amount of cytosine
I thought that we could calculate the amount of one base present if at least one percentage is given. Exam Krackers FL #2 Q #168 (last q of the third section) says that it cannot be determined. I was...
View ArticleTPR FL2 #35 C/P section
I am confused about this question. Why is it that you use 1/2CV^2 in one situation and q^2/2C in the other? Thanks!
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