Biotechnology Review

Which pipette should I use to transfer 25 micro Liters

• p-10

• p-20

• p-200

• p-1000

What is the range of the p-10 pipette

• .5-10 micro Liters

• 2-20 micro Liters

• 20-200 micro Liters

• 100-1000 micro Liters

Which dyes are in Mixture AAA

• Bromothymol Blue and Orange G

• Orange G and Xylene Cyanol

• Phenol Green and Xylene Cyanol

• Phenol Green and Orange Green

Based on the gel above which dyes are in Mixture BBB

• Xylene Cyanol and Safron Red

• Bromothymol Blue and Phenol Green

• Xylene Cyanol and Orange G

• Xylene Cyanol and Bromothymol Blue

Based on the gel above what are the characteristics of safron red

• Big and negative

• small and negative

• Big and positve

• Small and positive

Electrophoresis separates molecules by

• Color and size

• charge and color

• charge and size

• color and size

What is the charge of a DNA molecule

• positive

• negative

• neutral

Evidence ran with electrophoresis to determine which DNA sample matches the crime scene includes

• brightness and number of bands

• size of bands and number of bands

• distance traveled and number of bands

Based on the gel above which suspect most likely committed the crime?

• Suspect 1

• Suspect 2

• Suspect 3