BIOXI03: PLANT KINGDOM
331796
Pollen grain in an angiosperm is
1 Unicellular male gametophyte
2 Well developed male gametophyte
3 Well developed photosynthethic male
gametophyte
4 Highly reduced male gametophyte
Explanation:
Pollen grain is a highly reduced, multicellular, haploid male gametophyte