Multiple choice

Which of the following groups of algae is the odd one out?

  1. Euglenophytes

  2. Chromophytes

  3. Glaucocystophytes

  4. Chloroarachinophytes
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Glaucocystophytes are odd amongst all four because it contains primary plastids whereas all other algae arose from secondary endosymbiosis of a plastid-containing primary host by a second host.

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