1. Which one of the following contains powerful oxidative enzymes and help in removing tixic substance from cells ?

1. 1. Plastids

   
   
   

   2. Lysomes

   
   
   

   3. Dictyosomes

   
   
   

   4. Peroxisomes

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

---

2. The northern blot technique is used for the detection of

1. 1. r RNa

   
   
   

   2. m RNA

   
   
   

   3. t RNA

   
   
   

   4. RNA

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

---

---

3. Enzyme TPA or plasminogen activator is used for

1. 1. Dissolving blood clots

   
   
   

   2. Maintaining plasma content

   
   
   

   3. Clearing turbidity of juices

   
   
   

   4. Stimulating thromboplastin production

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

---

4. The southern blot technique is used for the detection of

1. 1. DNA

   
   
   

   2. RNA

   
   
   

   3. Protein

   
   
   

   4. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

---

---

5. Introduction of foreign genes for improving genotype is

1. 1. Tissue culture

   
   
   

   2. Immunisation

   
   
   

   3. Biotechnology

   
   
   

   4. Genetic engineering

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

---