Sam Smith

Sam completed his Bachelors of Science in Chemical and Biological Engineering at the University of Colorado Boulder. Following his graduation, he worked at the National Institutes of Health Vaccine Research Center studying HIV. Meanwhile, with a microphone in his garage, Sam founded the MCAT Basics podcast. The podcast has grown to become the top rated MCAT podcast on iTunes. In addition to podcasting, Sam enjoys the outdoors, sports, and his friends and family.
  • MCAT Basics PodcastThe MCAT Basics Podcast

    Kinetics and Solubility

    This podcast discusses chemical kinetics and solubility. It begins with an exploration of kinetics, including the general concept, collision theory, rate laws, and the Arrhenius equation. Next, it delves into solubility, covering the general concept, solubility product (Ksp), the common…

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    Physiology and Perception of the Eye

    This podcast focuses on the eye. It begins with a brief overview of the eye’s anatomy and physiology. The discussion then shifts to rods, cones, and the phototransduction pathway. The final section addresses perception.   Key topics include visual field…

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    Adaptive Immune System

    To continue our discussion on the immune system, in this episode, we will cover the second type of immune system – the adaptive immune system.  We start with covering some vocabulary that you’ll need to know to understand the immune…

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    Innate Immune System

    The immune system is split up into two main categories – the adaptive immune system and the innate immune system.  This episode will cover the intricacies of the innate immune system beginning with an overview of its constituent cells. We…

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    Separation and Purification Techniques

    This episode of MCAT Basics covers several separation and purification techniques you may see on the MCAT. We’ll cover these techniques in three distinct categories: small molecules, proteins, and cells.  Within the small molecule category, we’ll discuss extraction, crystallization and…

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    Circuit Variables & Elements

    This episode of MCAT Basics covers the world of circuits. We will explore electrical circuits and their fundamental principles. We’ll start with dissecting the essential parameters that form the backbone of circuits: voltage, current, resistance, and power. These are the…

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    DNA Replication and Central Dogma

    DNA replication and the central dogma are fundamental concepts in molecular biology, and breaking down the different replication methods and the processes of transcription and translation is crucial for understanding how genetic information is expressed and passed on in cells.…

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    Thermodynamics

    This podcast covers thermodynamics. First, I discuss the four laws of thermodynamics, as well as their application on the MCAT. Then, I break down enthalpy, Gibbs free energy, and entropy (briefly). Lastly, I cover the three types of heat transfer:…

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    Cell and Tissue Types

    This podcast covers cell and tissue types. First, I discuss the difference between eukaryotic and prokaryotic cells. I further break down these categories and talk about the differences between animal, plant, fungi, protozoa, archaea, and bacterial cells. Next, I talk…

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    Renal Physiology

    This podcast covers renal physiology. I start with a brief introduction to renal anatomy, then discuss in detail renal physiology. Next, I introduce three hormones (ADH, aldosterone, and ANP) that effect the kidneys and discuss their effects on the nephron.…

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