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System Requirements

Click on a concept to start your quiz.

Chemistry

Atomic Structure
Covalent Bond
Ionic Bond
Diffusion
Osmosis

Biological Molecules
Catalysis
DNA Structure
DNA Packaging
DNA Replication
Transcription
Translation
Polyribosome
Mutations
DNA Repair
Feedback Inhibition
Regulation of E. coli lac operon
Regulation of E. coli trp operon
Polymerase Chain Reaction

Cells

Cellular Processes
Active Transport
Exocytosis/Endocytosis
Electron Transport Chain and ATP Production
Electron Transport and ATP Production
Energy Conversion
Photosynthesis Light-Dependent Reactions
Photosynthesis Light-Independent Reactions
Mitosis
Meiosis

Ecology

Carbon Cycle
Nitrogen Cycle
Rainshadow Effect
Bioaccumulation
Global Warming
Acid Rain
Ozone Layer Depletion

Population Ecology
Exponential Population Growth
Stages of Population Growth
Hardy-Weinberg Equilibrium

Evolution

Plate Tectonics
Symmetry in Nature
Evolution of Fish Jaws
Transition to Land
Molecular Clock

Human Systems

Plaque
Dental Caries
Walking

Anatomy
Median to Lateral
Proximal to Distal
Posterior to Anterior
Superior Cranial to Inferior Caudal
Ipsilateral/Contralateral
Superficial to Deep
Sagittal Plane
Frontal or Coronal Plane
Transverse/Cross-Sectional Planes

Muscular System
Striated Muscle Contraction
Muscle Contraction Action Potential
Detailed Striated Muscle Contraction
Actin-Myosin Crossbridges

Circulatory System
ABO Blood Types
Cardiac Cycle Blood Flow Normal Speed
Cardiac Cycle Blood Flow Slow Motion
Cardiac Cycle Electrical
Cardiac Cycle Muscular
Cardiac Cycle Sounds
Cardiac Cycle Sounds Detail
Valvular Insufficiency
Valvular Stenosis
Myocardial Infarction
Portal System

Lymphatic System
Lymphatic System
Phagocytic Cells
Fever
Complement Proteins
Antiviral Defense
Clonal Selection
T-cell function
Vaccination

Digestive System
Digestion
Digestion Mouth to Stomach
Digestion Stomach
Stomach Digestion
Digestion Stomach to Small Intestine
Small Intestine Digestion
Endoscopy
Ulcers
Formation of Gallstones

Respiratory System
Breathing
Respiration
Hemoglobin
Gas Exchange
Bronchoscopy
Smoking Risks
Asthma

Olfaction
Smell

Taste
Taste

Ear Function
Hearing
Sense of Balance
Sense of Rotational Acceleration

Vision
Vision

Nervous System
Development of Membrane Potential
Reflex Arc
Action Potential

Brain Function
Stroke

Endocrine System
Parathyroid Hormone
Endocrine System Regulation
Glucose Regulation
Peptide Hormone Action

Renal System
Kidney Function
Kidney Function

Reproductive System
Spermatogenesis
Penile Erection
Circumcision
Menstruation
Female Reproductive Cycle
Oogenesis
Vasectomy
Tubal Ligation

Physical Science

Boyle's Law
Four Seasons
Global Air Circulation
Deoxygenation of Lakes
El Niño Southern Oscillation

Plant Physiology

Effect of Water on Leaves
Girth Increase in Woody Dicots
Vascular System of Plants