21. Which discovery would challenge the validity of this cladogram?
A. A large aquatic vascular plant about 200 million years old
B. A species of algae that has existed for less than one million years
C. A moss species that has existed for less than 380 million years
D. A fossil of a fern more than 425 million years old

Question

03-11-2021
Biology

Answered

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21. Which discovery would challenge the validity of this cladogram?
A. A large aquatic vascular plant about 200 million years old
B. A species of algae that has existed for less than one million years
C. A moss species that has existed for less than 380 million years
D. A fossil of a fern more than 425 million years old

Sagot :

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