MCAT 1

NADPH - Answers-what is the product of the oxidative phase of the pentose phosphate pathway? ribose-5-phosphate - Answers-what is the product of the non-oxidative phase of the pentose phosphate pathway? glucose-6-phosphate - Answers-what is the main reactant in the pentose phosphate pathway? glucose -> glucose 6-phosphate fructose 6-phosphate -> fructose 1,6-bisphosphate

use this equation to determine the velocity in a free fall scenario where acceleration due to gravity is equal to 9.8 m/s² - Answers- use this equation to determine the centripetal acceleration of an object moving in a circle at a constant speed - Answers- use this equation to determine the centripetal force of an object moving in a circle at a constant speed - Answers- use this equation to determine the gravitational force btw. two objects - Answers- use this equation to determine ...

Folate - Answers-Enzyme cofactor used in the transport of methylene groups, synthesis of purines and thymine required for normal fetal nervous system development Fat soluble vitamins require - Answers-bile acids for slubilizaation and absorption Excess fat soluble vitamins are stored in adipose tissue - Answers- Excess water soluble vitamins are - Answers-excreted in urine byt he kidneys

L-sugars - Answers-sugars with the highest-numbered chiral carbon with the -OH group on the left (in a fischer projection) D- and L-forms of the same sugar are: - Answers-enantiomers diastereomers - Answers-isomers that differ at at least one—but not all—chiral carbons. non-mirror image stereoisomers. have different chemical and physical properties. type of configurational isomer epimer - Answers-isomers that differ at exactly one chiral carbon anomers - Answers-isomers that diff...

oligodendrocyte - Answers-a glial cell similar to an astrocyte, but with fewer protuberances, concerned with the production of myelin in the central nervous system astrocyte - Answers-a star-shaped glial cell of the central nervous system that provides biochemical support for the endothelial cells that form the blood-brain barrier corticosteroids - Answers-a class of chemicals that includes the steroid hormones that are produced in the adrenal cortex of vertebrates as well as the synthetic...

positive vs negative controls -which is often used to observe placebo effect? - Answers-Positive: a control group in an experiment that uses a treatment that is known to produce results. (e.g., testing new HIV detector device on those w/ HIV) Negative: a control group in an experiment that uses a treatment that isn't expected to produce results.(e.g., testing new HIV detector device on those w/o HIV) *often used to observe placebo effect Accuracy (validity) vs. Precision (reliability...

What type of quantity is it? - Answers-1. The dimension of *WORK* is abbreviated as *W*. The dimension of *ENERGY* is abbreviated as *E*. The dimension of *KINETIC ENERGY* is abbreviated as *KE*. The dimension of *POTENTIAL ENERGY* is abbreviated as *PE*. 2. ALL are EQUAL to one another. 3. ALL are SCALAR quantities (does NOT contain a direction) 3. ALL are measured in *(kg)(m^2)/(s^2)* (aka: joules, J). Note: While work and energy are equivalent to torque, torque contains a d...

Conflict Theory - Answers-Theory by Karl Marx that states that society is in a permanent state of conflict due to competition for limited resources. Social order is maintained by domination and power. Has thesis and antithesis. Causes synthesis of new state. e.g. "how exposure to environmental pollution and hazards is shaped by race and class; how words play a role in reproducing and justifying conflict;" Functionalism - Answers-Emile Durkheim - approach that emphasizes the contributi...

Ω - Answers-V/A /C/ (Capacitance) is measured in - Answers-Farads (C/V) F (Farad) - Answers-C/V /E/ (Electrical Field) - Answers-N/C B (Magnetic Field) is measured in - Answers-T (Tesla) Tesla - Answers-N/A∙m 1 atm = ___ torr - Answers-760 (760 mmHg) torr (units) - Answers-mmHg

Where do T-lymphocytes differentiate? - Answers-thymus Where do B-lymphocytes differentiate? - Answers-bone marrow What does bone marrow produce? - Answers-blood cells Which organ is a site for leukocytes to proliferate, pathogen removal from blood, and removal of old erythrocytes and platelets from blood? - Answers-spleen Which organ is a site for leukocytes to proliferate, pathogen removal from lymph, and initiation of immune response? - Answers-lymph nodes Is innate immunity sp...