When does sexual reproduction occur is diatoms?
A) when ocean temperatures fall below 4C
B) after zoospores hibernate for several months
C) after one of the frustule halves reaches a certain size
D) after a diatom passes through the gut of an anemone
E) trick question - all diatoms are a sex
Correct Answer:
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Q1: Their high production of _ make microalgae
Q10: A heterocyst is a cell specialized for
A)photosynthesis.
B)nitrogen
Q11: Which of the following is not a
Q12: You discover a flagellated single-celled organism living
Q13: Based on genetic studies,the living genus of
Q16: You discover a single-celled organism living in
Q17: From which of the following did land
Q17: In the life cycle of brown algae,meiosis
Q19: Ulva is both
A)isogamous and heteromorphic.
B)anisogamous and heteromorphic.
C)anisogamous
Q29: Which of the following substances has been
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