Density gradient  centrifugation separates the materials on the basis of__________?

✅ B. 20

Option A: 170 Option B: 20 Option C: 25 Option D: 15 Correct Answer : 20 Read more

✅ C. Extracorporeal Shock wave lithotripsy

Option A: Kidney surgery Option B: Burring a hole and removing the stone manually (nephrolithotomy) Option C: Extracorporeal Shock wave lithotripsy Option D: None of these Correct Answer : Extracorporeal Shock wave lithotripsy Read more

✅ B. Chromosomes

Option A: DNA Option B: Chromosomes Option C: Gene Option D: Nucleus Correct Answer : Chromosomes Read more

✅ B. Negative phototropism and positive geotropism

Option A: Positive phototropism and negative geotropism Option B: Negative phototropism and positive geotropism Option C: Negative tactic movement and positive tropic movement Option D: Positive geotropism of stem and roots Correct Answer : Negative phototropism and positive geotropism Read more

✅ A. Osmotic

Option A: Osmotic Option B: Pressure Option C: Both of these Option D: None of these Correct Answer : Osmotic Read more

✅ C. Bacteria

Option A: Cyanobacteria Option B: Blue green algae Option C: Bacteria Option D: Virus Correct Answer : Bacteria Read more

✅ D. Penetration

Option A: Absorption Option B: Multiplication Option C: Lysogeny Option D: Penetration Correct Answer : Penetration Read more

✅ D. Ligase

Option A: Primase Option B: Polymerase Option C: Helicase Option D: Ligase Correct Answer : Ligase Read more