During asexual reproduction in diatoms
A) Generation time decreases steadily
B) Part of the silica shell is cast off with each cell division
C) Cell size decreases steadily to a threshold
D) Uniquely among phytoplankton they have resting stages on the bottom
Correct Answer:
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Q6: Diatoms have a skeleton made of
A) Silica
B)
Q7: During a cycle of cell division, diatom
A)
Q8: Dinoflagellates
A) Usually have two flagellae used for
Q9: Dinoflagellates
A) Usually appear at the very beginning
Q10: Nautilus adjusts its vertical position in the
Q12: Cyanobacteria
A) Are abundant only in estuaries
B) Are
Q13: Cyanobacteria
A) Only occur as single cells in
Q14: Calanoid copepods are most closely related to
A)
Q15: Calanoid copepods
A) Are restricted to the Pacific
Q16: Calanoid copepods are usually
A) In the mesoplankton
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