4. (3 points) Lichens are mutualistic relationships between fungi and cyanobactr

Question

4. (3 points) Lichens are mutualistic relationships between fungi and cyanobactreria or
green algae. Which features below describe best this relationship in comparison to
photoautotrophic eukaryotes whose plastids and mitochondria are derived from
prokaryotes? Please select the 3 most important differences from the list below.
a. Selective forces operate fully on both partners
b. Carbon fixation via photosynthesis is more efficient
c. Genetic control within each partner is still independent
d. Enables colonization of terrestrial habitats
e. Each partner can potentially still live by itself
f. Reproduction is easier

Answers: _1)_______2)________3)_________

Explanation / Answer

1)c. Genetic control within each partner is still independent

2)e. Each partner can potentially still live by itself

3)b. Carbon fixation via photosynthesis is more efficient

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