Actin and myosin are the basic proteins involved in contractile machinery of our body to which type of proteins do they belong____________?

✅ B. Retrovirus

Option A: Hepatitis virus Option B: Retrovirus Option C: Polio virus Option D: Pox virus Correct Answer : Retrovirus Read more

✅ D. Glucose

Option A: Maltose Option B: Sucrose Option C: Fructose Option D: Glucose Correct Answer : Glucose Read more

✅ B. Regulation of anti-diuretic hormones

Option A: Regulation of body temperature Option B: Regulation of anti-diuretic hormones Option C: Regulation of sleep and emotions Option D: Regulation of blood osmotic pressure Correct Answer : Regulation of anti-diuretic hormones Read more

✅ A. 33 vertebrae

Option A: 33 vertebrae Option B: 33 pairs of vertebrae Option C: 25 vertebrae Option D: 31 vertebrae Correct Answer : 33 vertebrae Read more

✅ A. Onion

Option A: Onion Option B: Amaltas Option C: Potato Option D: Tomato Correct Answer : Onion Read more

✅ D. It explains the mechanism of every chemical reaction

Option A: Specific enzyme can transform only a specific substrate Option B: Active site of an enzyme is a non flexible structure Option C: Active site does not change before during or even after the reaction Option D: It explains the mechanism of every chemical reaction Correct Answer : It explains the mechanism of every chemical reaction Read more

✅ B. Metanephridium

Option A: Protonephridium Option B: Metanephridium Option C: Malpighian tubules Option D: Nephrons Correct Answer : Metanephridium Read more

✅ B. Radius

Option A: Ulna Option B: Radius Option C: Olecronon process of ulna. Option D: Scapula Correct Answer : Radius Read more