Cell Biology Mock Test 10

10%

Question 1 of 10

1. Taq polymerase is a ________________________ polymerase.

heat-stable

denaturant

large

buffering

Question 1 of 10

Question 2 of 10

2. In rate-zonal sedimentation, the nucleic acids are separated base on __________________

relative mass

mass-to-charge ratio

relative charge

nucleotide length

Question 2 of 10

Question 3 of 10

3. In ion-exchange chromatography, proteins bound to the resin can be displaced by increasing the _____________________

size of sample

strength of ionic buffer

column width

column volume

Question 3 of 10

Question 4 of 10

4. When was the technique of two-dimensional gel electrophoresis developed?

1955

1975

1965

1985

Question 4 of 10

Question 5 of 10

5. The Feulgen stain is used for staining ____________________

mitochondria

chromosomes

phospholipids

plasma membrane

Question 5 of 10

Question 6 of 10

6. In which of the following techniques, the DNA is labeled using complementary sequences and then analyzed using autoradiography?

Isopycnic centrifugation

Western blotting

Southern blotting

Spectrophotometry

Question 6 of 10

Question 7 of 10

7. Polymerase chain reaction (PCR) was invented by ______________________

Kary Mullis

James Watson

Hargobind Khorana

John Hopkins

Question 7 of 10

Question 8 of 10

8. PCR can generate large amounts of DNA.

False

True

Question 8 of 10

Question 9 of 10

9. Bacteriophage Lambda is a major cloning vector.

False

True

Question 9 of 10

Question 10 of 10

10. Which of the following is used for the preparation of a section specimen?

isoamyl alcohol

phenol

fixative

lubricative

Question 10 of 10