GRE Subject Test: Biology Practice Tests

Practice Tests

Practice Topics

• GRE Subject Test: Biology

  • Cell Biology+35 topics

    • Macromolecules+8 topics

      • Proteins+3 topics

        • Understanding Protein Structure

        • Understanding Protein and Enzyme Function

        • Understanding Receptors

      • Other Macromolecules+3 topics

        • Understanding Lipids

        • Understanding Carbohydrates

        • Understanding Nucleic Acids

    • Cell Metabolism+6 topics

      • Understanding Glycolysis

      • Understanding the Krebs Cycle

      • Understanding the Electron Transport Chain

      • Understanding Photosynthesis

      • Understanding Fermentation

      • Understanding Storage of Macromolecules

    • Cell Membrane and Organelles+14 topics

      • Cell Membrane and Cell Wall+6 topics

        • Understanding Membrane Structure

        • Understanding the Cell Wall

        • Understanding Membrane Proteins

        • Understanding Membrane Functions

        • Understanding Cell Junctions

      • Other Organelles+6 topics

        • Understanding the Nucleus

        • Understanding Mitochondria and Chloroplasts

        • Understanding the Golgi Body and Endoplasmic Reticulum

        • Understanding Ribosomes

        • Understanding Lysosomes and Peroxisomes

        • Understanding the Cytoskeleton

    • The Cell Cycle+3 topics

      • Understanding the Cell Cycle

      • Understanding Cycle Regulation

      • Understanding Cell Division, Mitosis, and Meiosis

  • Genetics, DNA, and Molecular Biology+22 topics

    • Inheritance+3 topics

      • Understanding Modes of Inheritance

      • Understanding Pedigrees and Punnett Squares

      • Understanding Prokaryotic Inheritance

    • Chromatin and Chromosomes+3 topics

      • Understanding Chromatin

      • Understanding Karyotypes and Chromosomes

      • Understanding Structures and Proteins in DNA

    • Genetic Sequences, Transcription, and Translation+7 topics

      • Understanding Introns and Exons

      • Understanding Operons and Promoters

      • Understanding Genetic Patterns

      • Understanding Transcription Factors

      • Understanding Transcription

      • Understanding Translation

      • Understanding mRNA and Protein Modifications

    • Genetic Regulation+2 topics

      • Understanding Epigenetics

      • Understanding Oncogenes

    • DNA Replication and Repair+2 topics

      • Understanding DNA Replication

      • Understanding DNA Repair

  • Animal Biology+32 topics

    • Immunobiology+3 topics

      • Understanding Immunological Cells

      • Understanding Antibodies and Antigens

      • Understanding Immunological Processes

    • Respiratory System+2 topics

      • Understanding Respiratory Structures

      • Understanding Respiratory Functions

    • Digestive System+2 topics

      • Understanding Digestive Structures

      • Understanding Digestive Functions

    • Circulatory System+2 topics

      • Understanding Circulatory Structures

      • Understanding Circulatory Functions

    • Musculoskeletal System+2 topics

      • Understanding Musculoskeletal Structures

      • Understanding Musculoskeletal Functions

    • Nervous System+3 topics

      • Understanding Nervous System Structures

      • Understanding Nervous System Functions

      • Understanding Action Potentials and Ion Channels

    • Endocrine System+2 topics

      • Understanding Hormone Functions

      • Understanding Glands and Target Organs

    • Reproductive System+3 topics

      • Understanding Reproductive Structures

      • Understanding Reproductive Functions

      • Understanding Gametogenesis

    • Animal Development+4 topics

      • Understanding Fertilization and Early Development

      • Understanding Organogenesis

      • Understanding Determination and Differentiation

  • Plant Biology+13 topics

    • Plant Nutrition and Hydration+3 topics

      • Understanding Water Transport

      • Understanding Plant Metabolism and Photosynthesis

    • Plant Structures+2 topics

      • Understanding Plant Macrostructures

      • Understanding Plant Microstructures

    • Plant Reproduction+5 topics

      • Understanding Spores

      • Understanding Plant Reproductive Structures

      • Understanding Plant Development

      • Understanding Plant Hormones

  • Divisions of Life and Viruses+26 topics

    • Viruses+3 topics

      • Understanding Bacteriophages

      • Understanding Animal and Plant Viruses

      • Understanding Viral Life Cycles and Replication

    • Archaea+2 topics

      • Understanding Archaea

      • Identifying Archaea

    • Bacteria+2 topics

      • Understanding Bacteria

      • Identifying Bacteria

    • Protista+4 topics

      • Understanding Protists

      • Identifying Protists

      • Understanding Roles of Protists

    • Fungi+3 topics

      • Understanding Types of Fungi

      • Understanding Fungal Structures

      • Understanding Fungal Life Cycle and Reproduction

    • Plantae+3 topics

      • Understanding Types of Plants

      • Identifying Plants

      • Understanding Alternation of Generations

    • Animalia+2 topics

      • Understanding Types of Animals

      • Identifying Animals

  • Ecology+10 topics

    • Organismal Ecology+6 topics

      • Understanding Habitats and Niches

      • Understanding Food Webs and Food Chains

      • Understanding Mating and Social Interactions

      • Understanding Population Ecology

      • Understanding Community Ecology

      • Understanding Trophic Energy

    • Environmental Ecology+2 topics

      • Understanding Chemical Cycles

      • Understanding Environmental Impacts

  • Evolution and Mutations+16 topics

    • Mutations and Variability+2 topics

      • Understanding Types of Mutation

      • Understanding Polymorphisms

    • Evolutionary Factors+3 topics

      • Understanding Hardy-Weinberg Equilibrium

      • Understanding Genetic Drift

      • Understanding Natural Selection and Fitness

    • Speciation+4 topics

      • Understanding Speciation

      • Understanding Divergent and Convergent Evolution

      • Understanding Types of Speciation

      • Understanding Phylogenetics

    • Evolutionary History+3 topics

      • Understanding Land Adaptations

      • Understanding the Fossil Record

  • Lab Techniques+25 topics

    • Microscopy+2 topics

      • Understanding Light Microscopy

      • Understanding Electron Microscopy

    • Electrophoresis and Blots+3 topics

      • Understanding Western Blots

      • Understanding PAGE and SDS-PAGE

      • Understanding Other Blots and Gels

    • Chromatography+2 topics

      • Understanding Column Chromatography

      • Understanding Thin Layer Chromatography

    • Immunochemistry+2 topics

      • Understanding Immunological Stains

    • Genetic Manipulation+3 topics

      • Understanding Knockouts

      • Understanding RNAi

      • Understanding Recombinant DNA

    • DNA Analysis+3 topics

      • Understanding Restriction Endonucleases and RFLPs

      • Understanding DNA Sequencing

      • Understanding Cloning and PCR

    • Other Lab Techniques+3 topics

      • Understanding Separation Techniques

      • Understanding Identification Techniques

      • Understanding Other Techniques