Khan Academy MCAT Practice Passages – Biological and Biochemical

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MCAT Khan Academy Biological and Biochemical Passages

Mendelian inheritance of immunodeficiency disorders

Dietary supplements and the mTOR pathway

Forms of hexokinase

NTKase and NTKase deficiency

Phenylalanine hydroxylase and phenylketonuria

PMM/PGM and its substrates

RbAp48 and age-related memory loss

STAT3 and RORγT in hyper IgE syndrome

the lac operon model

additional lac operon practice

Investigating families with hormone deficiencies

Kinetics and thermodynamics of base mismatch

The "speed" of DNA polymerase

Genetic recombination and conditional knockouts

DNA cloning using an E. coli vector

RT-PCR analysis of POMC cDNA

Translocations in the germline

IDH mutation in glioblastoma

Types of muscular dystrophy

Mendelian inheritance of immunodeficiency disorders

Mutations in Parkinson disease pathology

Inheritance and expression of Marfan syndrome

Crosses between flowering plants

The evolution of gecko toepads

Cancer-causing NF1 mutations in mice

Phosphoryl group transfers and ATP hydrolysis

Cellular effects of metformin, a drug for diabetes mellitus

The pentose phosphate pathway and G6PD deficiency

The structure and function of glycogen

The carnitine shuttle and fatty acid metabolism

Enzymes and reactions involved in fermentation

Acetyl-CoA and fatty acid synthesis

Lysosomal storage disease NPC

The CFTR ion channel

Aquaporins

The only known case of HIV cure

EBOV and clathrin-mediated endocytosis

HIV entry and accessory genes

Listeria monocytogenes studies

Antibiotic resistance in S. aureus

S. typhi and typhoid toxin

Virulence factors of Staph and Strep

Cardiomyocyte cell cycle arrest

Follicular lymphoma and bcl-2

CML and the Philadelphia chromosome

Inducing pluripotency

Abnormal neurulation and holoprosencephaly

Spherocytosis and osmotic fragility

CD40 receptor expression in hyper IgM syndrome

Effects of vagotomy on immune response

Demyelinating disease

Effects of stroke on the brain

Opioid receptors and naloxone

Organization of motor neurons

Acetylcholinesterase inhibitors

Repetitive nerve stimulation in myasthenia gravis

Duchenne muscular dystrophy

Bone development

Disorders of bone remodeling

Cushing syndrome and the HPA axis

Measuring hormone levels

Medical case: Fussy child

The role of brown fat

Type 1 diabetes

The discovery of leptin

Do artificial sweeteners increase diabetes risk?

Pancreatitis studies

H. pylori infection and stomach cancer

Role of alcohol in pancreatitis

Lymphatic function during cirrhosis

Lung volume studies

Detection of myocardial infarction

Anemia and clinical case

Oxygen affinity of hemoglobin and myoglobin

Milk allergy and intolerance

Mechanisms of antibody variability

T cell activation

Acute vs chronic inflammation

Antibody class differences

Measuring GFR with inulin

RAAS inhibitors, mechanisms and effects

ongestive heart failure and diuretics

Laser tattoo removal

Lasers as vaccine adjuvants

Polycystic ovarian syndrome

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