Written by Merel Dagher (PEACE Adivsor) Click “Read More” to see the answer. The correct answer is a. Both systems involve the hypothalamus, which produces GnRH, which then binds to the anterior pituitary and causes the production of FSH and LH. LH, in spermatozoa production, binds to the Leydig cells and causes the conversion...
Written by Merel Dagher (PEACE Advisor) Press “Read More” to see the answer. The correct answer is a. White blood cells are involved in both responses. In the hormone response, platelet cells form a platelet plug, which temporarily plugs the injury until prothrombin is converted to thrombin, which then triggers the conversion of Fibrinogen...
Written by Merel Dagher (PEACE Advisor) Press “Read More” to see the answers. The correct answer is d. ACTH controls cortisol levels in response to long-term stress. ADH increases water levels in the blood; Erythropoietin increases oxygen levels in the tissues; renin increases blood pressure; oxytocin increases uterine contractions caused by the pressure of...
Written by Merel Dagher (PEACE Advisor) Click “read more” to see the answer. The correct answer is d. Tamoxifen is an antagonist because it prevents the binding of estrogen to the estrogen receptor by binding their first. It’s binding produces no response and therefore limits the amount of cells produced, which limits the overall...
Written by Merel Dagher Click “Read More” to see the answers. The correct answer is e. Steroid response is controlled by three different variables – the ability of the steroid to bind to the receptor, the ability of the receptor to bind to the DNA, and the ability of the receptor to bind to...
Written by Merel Dagher (PEACE Advisor) Click “Read More” to see the answers. The correct answer is c. During DNA Replication, the process requires 5 total enzymes. DNAa begins the unwinding of the DNA strands; then helicase comes in and unwinds it completely; DNA Primase is needed to install an RNA primer to begin...
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...
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...
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...
Written by Merel Dagher Click Read More for the Answer!