When the Squid That Contain Luminescent Bacterial Symbionts Hatch,they Do

question 21

Multiple Choice

When the squid that contain luminescent bacterial symbionts hatch,they do NOT contain a bacterial symbiont.Symbiont transmission in this symbiosis is

• A) vertical from parent to offspring.
• B) horizontal and involves specific selection of the symbiont from the environment.
• C) random and results in various different species being selected as the symbiont.
• D) mixed and results in multiple symbiont species colonizing the squid at once.

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