The primary endosymbiosis of a cyanobacterium by an early eukaryotic cell that led to evolution of plants occurred
A) more than a billion years ago.
B) approximately 400 million years ago.
C) approximately 400,000 years ago.
D) approximately 4,000 years ago.
E) approximately 400 years ago.
Correct Answer:
Verified
Q160: A(n) _ is defined as a shared
Q161: In nonvascular plants, the _ is photosynthetic
Q162: Sporophytes and gametophytes differ from each other
Q163: Spores in land plants are
A) haploid and
Q164: Specialized reproductive organs on the sporophyte are
Q166: Which structure in land plants is haploid?
A)
Q167: In nonvascular plants, the _ is usually
Q168: Which structure in land plants is diploid?
A)
Q169: Two hallmarks of a life cycle with
Q170: Plant gametophytes divide by _ to produce
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