| (i) They control the transfer of hereditary characteristics. |
| (ii) Nucleolus carries all the genes. |
| (iii) They are part of chromosomes. |
| (iv) They are found only in the nucleus. |
A) (iii) only
B) (iii) and (iv) only
C) (i) only
D) (ii) and (iv) only
Correct Answer: D
Solution :
Nucleus carries genes as they are part of chromosomes (made up of DNA) and chromosomes are present in the nucleus. Genes are also found in mitochondria and chloroplasts as these organelles contain their own DNA.
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