MCAT Biology Help - Learn by Concept

Learn by Concept

Concepts

• MCAT Biological Sciences

  • Biology

    • Cell Biology, Molecular Biology, and Genetics

      • Cellular Processes and Functions+5 topics

        • Cell Cycle

        • Cell Signaling

        • Mitosis and Meiosis

        • Other Cell Processes

        • Photosynthesis

      • Cellular Structures and Organelles+7 topics

        • Endoplasmic Reticulum and Golgi Body

        • Intercellular Junctions

        • Mitochondria and Chloroplasts

        • Nucleus and Nucleolus

        • Other Cell Structures

        • Plasma Membrane and Transport

        • Ribosomes and Cytoskeleton

      • DNA, RNA, and Proteins+5 topics

        • DNA and RNA Sequencing

        • DNA Replication and Repair

        • Regulation Mechanisms and Epigenetics

        • Transcription

        • Translation

      • Genetics+6 topics

        • Genes and Chromosomes

        • Genetic Abnormalities and Mutation

        • Genetic Regulation and Transcription Factors

        • Mendel and Inheritance Patterns

        • Population Genetics and Hardy-Weinberg

        • Recombination and Meiosis

    • Evolution

      • Evidence of Evolution

      • Natural Selection

      • Other Evolution Principles

      • Speciation and Phylogenetics

      • Types of Evolution and Speciation

    • Microbiology

      • Bacteria and Types of Prokaryotes

      • Fungi

      • Other Microbiology Concepts

      • Prokaryotic Genetics

      • Prokaryotic Reproduction and Physiology

      • Viral Life Cycle

      • Viruses

    • Other Biology Concepts

      • Other Concepts

    • Systems Biology and Tissue Types

      • Circulatory and Respiratory Systems+10 topics

        • Circulatory System+5 topics

          • Blood Vessels and Vasculature

          • Heart

          • Hemoglobin, Blood Cells, and Blood Proteins

          • Other Circulatory Physiology

          • Pulmonary and Systemic Circuits

        • Respiratory System+3 topics

          • Gas Exchange

          • Other Respiratory Physiology

          • Respiratory Structures and Lung Mechanics

      • Connective Tissue and Epithelium+2 topics

        • Connective Tissue Types and Properties

        • Epithelial Tissue and Integumentary System

      • Endocrine System+12 topics

        • Glands+5 topics

          • Other Endocrine Glands

          • Ovaries and Testes

          • Pancreas, Liver, and Kidney

          • Pituitary and Hypothalamus

          • Thyroid and Parathyroid

        • Hormones+5 topics

          • Endocrine Regulatory Mechanisms

          • Hormone Mechanisms and Effects

          • Hormone Origins and Targets

          • Other Hormone Physiology

          • Types of Hormones

      • Excretory and Digestive Systems+9 topics

        • Digestive System+4 topics

          • Digestive Enzymes and Cell Types

          • Other Digestive Physiology

          • Pancreas and Liver

          • Stomach and Small Intestine

        • Excretory System+3 topics

          • Excretory Regulation Mechanisms

          • Kidney and Nephron Physiology

          • Other Excretory Physiology

      • Immune and Lymphatic Systems+10 topics

        • Immune System+5 topics

          • Adaptive and Innate Immunity

          • Antibodies and Antigens

          • Immune Proteins and Signals

          • Other Immunity Principles

          • Types of Immune System Cells

        • Lymphatic System+3 topics

          • Lymph and Fluid Balance

          • Lymphoid Organs

          • Other Lymphatic Physiology

      • Musculoskeletal System and Muscle Tissue+10 topics

        • Bone+4 topics

          • Bone Development and Growth

          • Bone Marrow and Erythropoiesis

          • Other Bone Concepts

          • Types of Bone Cells

        • Muscles and Myocytes+4 topics

          • Muscle Stimulation and Contraction

          • Other Muscle Concepts

          • Sarcomeres

          • Types of Muscle Cells

      • Nervous System and Nervous Tissue+11 topics

        • Divisions of the Nervous System+5 topics

          • Brain and Central Nervous System

          • Glia

          • Sensory Organs

          • Somatic and Autonomic Divisions

          • Sympathetic and Parasympathetic Divisions

        • Neurons and Action Potential+4 topics

          • Action Potentials and Synapse Biology

          • Neuron Structure and Types of Neurons

          • Neurotransmitters

          • Other Neural Physiology

      • Reproductive System and Development+11 topics

        • Developmental Physiology+5 topics

          • Developmental Stages and Events

          • Embryogenesis

          • Fetal Circulation

          • Gastrulation and Embryonic Germ Layers

          • Regulation of Developmental Processes

        • Reproductive System+4 topics

          • Female Reproductive Physiology

          • Male Reproductive Physiology

          • Oogenesis and Spermatogenesis

          • Other Reproductive Physiology

  • Organic Chemistry, Biochemistry, and Metabolism

    • Biochemistry and Metabolism

      • Anaerobic Metabolic Pathways

      • Electron Transport Chain and Oxidative Phosphorylation

      • Glycolysis

      • Krebs Cycle

      • Lipids and Metabolism

      • Other Metabolic Pathways

    • Macromolecules

      • Carbohydrates+2 topics

        • Properties of Carbohydrates

        • Types of Carbohydrates

      • Lipids+2 topics

        • Properties of Lipids

        • Types of Lipids

      • Nucleic Acids+2 topics

        • Nucleotides and Nucleic Acid Dervatives

        • Structure of DNA and RNA

      • Proteins+3 topics

        • Amino Acids

        • Enzymes and Enzyme Inhibition

        • Protein Structure

    • Molecular Properties

      • Covalent Bonds and Hybrid Orbitals

      • Functional Groups and Properties

      • Intermolecular Forces

      • Isomerism and Stereoisomers

      • Other Properties of Biological Compounds

      • Properties of Hydrocarbons

    • Organic Analyses and Lab Techniques

      • Compound Identification

      • Compound Purification

      • Compound Quantification

      • Other Techniques

    • Reactions

      • Reaction Mechanisms+4 topics

        • Other Reaction Mechanisms

        • Oxidation Reactions

        • Reduction Reactions

        • Substitution and Elimination Mechanisms

      • Reaction Types+5 topics

        • Other Reactions

        • Reactions with Carboxylic Acids

        • Reactions with Hydrocarbons

        • Reactions with Ketones and Aldehydes

        • Reactions with Nitrogen Compounds