What role do phytoplankton play in the Antarctic ecosystem?

They are predators that control fish populations.

They are the primary producers that support marine food chains.

They are decomposers that recycle nutrients.

They are invasive species disrupting the habitat.

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Q1.

What emotion did the narrator feel upon arriving in Antarctica?

Q2.

Which continent was part of Gondwana before it separated?

Q3.

What type of research vessel took the narrator to Antarctica?

Q4.

How long did the narrator travel to reach Antarctica?