Directions : In the following question more than one of the answers given may be correct. Select the correct answer and mark it according to the code:
The distinct features of extra nuclear inheritance are (1) only the female parent contributes towards inheritance (2) both the parents contribute equally towards inheritance (3) due to the participation of female only, the result of reciprocal crosses is not the same (4) result of reciprocal crosses are sameA) 1, 2 and 3 are correct
B) 1 and 2 are correct
C) 2 and 4 are correct
D) 1 and 3 are correct
Correct Answer: D
Solution :
Extranuclear inheritance is also known as cytoplasmic inheritance in which DNA lying outside the nucleus, often in organelles (eg, chloroplast, mitochondria, etc) is inherited by female lines only. Due to participation of female only, the result of reciprocal crosses is not the same.
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