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Biology Study Guide Topics

Endocrine System | Lymphatic System | Blood | Circulatory System | Skull Bones | Human Skull and Brain | Tissue Types | The Cell | DNA | Anatomy Models | Electron Transport Chain | History of Microbiology | Human Anatomy | Punnett Squares | What is Mitosis | What is Life | Macromolecules | Cellular Respiration | DNA Replication | Enzymes | Pathogenic Bacteria | Natural Selection | Punnett Squares | Transcription and Translation | Exam Notes | Viruses | Osmosis | Protists | Genetic Code | Mendelian Genetics | Meiosis | Sensory Processing | Amino Acids |



Online Presentations

Bones of the Human Skull | Tissue Types | Selective and Differential Media

Classroom Activities

Recombinant DNA Cut And Tape Classroom Activity


Appendix

Periodic Table of the Elements

Periodic Table of Elements

Geological Time Clock

Geological Time Clock

Geological Time Chart

(credit: Richard S. Murphy, Jr.)
Geological Time Chart

Measurements and the Metric System

Measurements and the Metric System
Measurement Unit Abbreviation Metric Equivalent Approximate Standard Equivalent
Length nanometer nm 1 nm = 10−9 m
  • 1 mm = 0.039 inch
  • 1 cm = 0.394 inch
  • 1 m = 39.37 inches
  • 1 m = 3.28 feet
  • 1 m = 1.093 yards
  • 1 km = 0.621 miles
micrometer µm 1 µm = 10−6 m
millimeter mm 1 mm = 0.001 m
centimeter cm 1 cm = 0.01 m
meter m
  • 1 m = 100 cm
  • 1 m = 1000 mm
kilometer km 1 km = 1000 m
Mass microgram µg 1 µg = 10−6 g
  • 1 g = 0.035 ounce
  • 1 kg = 2.205 pounds
milligram mg 1 mg = 10−3 g
gram g 1 g = 1000 mg
kilogram kg 1 kg = 1000 g
Volume microliter µl 1 µl = 10−6 l
  • 1 ml = 0.034 fluid ounce
  • 1 l = 1.057 quarts
  • 1 kl = 264.172 gallons
milliliter ml 1 ml = 10−3 l
liter l 1 l = 1000 ml
kiloliter kl 1 kl = 1000 l
Area square centimeter cm2 1 cm2 = 100 mm2
  • 1 cm2 = 0.155 square inch
  • 1 m2 = 10.764 square feet
  • 1 m2 = 1.196 square yards
  • 1 ha = 2.471 acres
square meter m2 1 m2 = 10,000 cm2
hectare ha 1 ha = 10,000 m2
Temperature Celsius °C 1°C = 5/9 × (°F - 32)

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