The gymnosperms are heterosporous; they produce________
A. diploid microspores and megaspores
B. diploid microspores and haploid megaspores
C. haploid microspores and diploid megaspores
D. haploid microspores and megaspores.
Answer:B
The gymnosperms are heterosporous; they produce________
A. diploid microspores and megaspores B. diploid microspores and haploid megaspores C. haploid microspores and diploid megaspores D. haploid microspores and megaspores.