31. Which one of the following genetic disease is sex-linked ?

1. 1. Royal haemophilia

   
   
   

   2. Tay-saches disease

   
   
   

   3. Cystic fibrosis

   
   
   

   4. Hypertension

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

---

32. Nucleic acid occur in

1. 1. Viruses

   
   
   

   2. Bacteria

   
   
   

   3. Mammal

   
   
   

   4. All form life

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

---

---

33. Genetic Identity of human male is known by

1. 1. Nucleolus

   
   
   

   2. Cell organelles

   
   
   

   3. Autosomes

   
   
   

   4. Sex chromosomes

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

---

34. Deploid number of chromosome in man is

1. 1. 23

   
   
   

   2. 24

   
   
   

   3. 46

   
   
   

   4. Indefinite number

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

---

---

35. Mendel's law were rediscovered by

1. 1. Correns

   
   
   

   2. Tshermak

   
   
   

   3. Devaries

   
   
   

   4. All of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

---