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DNA Synthesis and tRNAs

Written by Merel Dagher (PEACE Advisor)  Click “Read More” to see the answer.  The correct answer is a. DNA grows in the 5’ → 3’ direction because the hydroxide group on the 3’ carbon will attack the phosphate group on the 5’ carbon, thus resulting in a phosphodiester bond formation between the 5’ carbon...

Osmolarity Regulation 

Written by Merel Dagher (PEACE Advisor)  Press “Read More” to see the answer.  The correct answer is a. Osmolarity refers to salt levels in your blood, which is increased via the intake of salty foods or dehydration. In response to high levels of osmolarity, the hypothalamus produces ADH which is stored and released by...

Mitosis v. Meiosis (Part II) 

Written by Merel Dagher (PEACE Advisor)  Click “Read More” to see the answer.  The correct answer is a. Cohesins keep sister chromatids together, whereas the synaptonemal complex keeps the homologous chromosomes paired. Telomeres are the caps at the end of the DNA strands; dynein and kinesin both use microtubules to “walk” along and dissolve...

Immune System Cells and their Maturation 

Written by Merel Dagher (PEACE Advisor)  Press “Read More” to see the answers.    The correct answer is a. Both B cells and T cells are involved in the body’s immune, or lymphatic, system. B cells, however, are matured in the bone marrow and produce antibodies that recognize various antigens present in the body....

Med School Insights For Freshmen

Written by Raj Brayana (PEACE Advisor)  Med School Course RequirementsHi friends. There’s appears to be certain confusions and myths surrounding course requirements for Med school and I hope to clear and elaborate on this topic a bit more. Universal Course Requirements (One Year Each):BiologyGeneral Chemistry Organic ChemistryPhysicsMath (Calculus)EnglishFor many premeds majors, Chem 1A + 3A counts...

DNA synthesis and tRNAs

Written Merel Dagher (PEACE Advisor)  Press “Read More” to see the answer.  The correct answer is a. DNA grows in the 5’ → 3’ direction because the hydroxide group on the 3’ carbon will attack the phosphate group on the 5’ carbon, thus resulting in a phosphodiester bond formation between the 5’ carbon and...

Course Descriptions Demystified 

By Raj Brayana (PEACE Advisor)  Hi friends, My name is Raj Brayana and I’m a 4th year ChemE PreMed at Cal. Before I decided on my major, I was deciding between MCB, Physics, Chem, Chem Bio and ChemE, so I know a lot about the lower division courses and nuanced differences. As such,  I would...

MED SCHOOL INSIGHTS 

WRITTEN BY RAJ BRAYANA (PEACE ADVISOR)   Med School Course RequirementsHi friends. There’s appears to be certain confusions and myths surrounding course requirements for Med school and I hope to clear and elaborate on this topic a bit more.  Universal Course Requirements (One Year Each): Biology General Chemistry  Organic Chemistry Physics Math (Calculus) English...