Multiple Choice
Functional traits can be shared between organisms with divergent SSU rRNA sequences because
A) functional traits may be lost by different lineages over time.
B) functional traits may evolve independently in different lineages over time.
C) horizontal gene transfer can result in the transfer of genes between divergent lineages.
D) functional traits may evolve independently, be shared through horizontal gene transfer, or be lost in divergent lineages.
Correct Answer:

Verified
Correct Answer:
Verified
Q1: Unicellular cyanobacteria are the most abundant phototrophs
Q8: Thioploca species contain large vacuoles that store
Q29: Anoxygenic phototrophs may or may not be
Q36: Nitrogen fixation is<br>A) rare among microorganisms.<br>B) widespread
Q59: Bioluminescence develops when<br>A) population density is high.<br>B)
Q62: What is convergent evolution and how is
Q63: Green sulfur bacteria are often found at
Q65: How are anoxygenic phototrophic microorganisms more physiologically
Q76: What form of photosynthesis evolved first on
Q78: Discuss the ecological importance of the enzyme