A) 4
B) 8
C) 23
D) 16
Correct Answer: A
Solution :
In ferns the embryo is a diploid structure as it is formed by the fusion of gametes while the spores are. haploid structures formed due to meosis in diploid spore mother cell. Thus if number of chromosome in embryo is 8 (2n), then the number of chromosomes in spores shall be 4(n).
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