The only extant seed plants that have swimming sperm are the ____.
A) cycads
B) ginkgos
C) conifers
D) cycads and ginkgos
E) cycads, ginkgos, and conifers
Correct Answer:
Verified
Q5: Seed plants as a whole belong to
Q6: Which evolutionary change was not one of
Q7: The buttery, edible flesh that encloses the
Q8: Living members of _ are often the
Q9: Seeds may remain dormant _, sprouting only
Q11: The immature male gametophyte of seed plants
Q12: In seedless plants, _ in each megasporangium
Q13: By 250 mya, the seed plants called
Q14: The Mesozoic era was not only the
Q15: After pollination delivers sperm to an ovule
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