6 of the Biggest Single-Celled Organisms

6 of the Biggest Single-Celled Organisms

Assessment

Interactive Video

Science, Biology

11th Grade - University

Hard

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FREE Resource

The video explores six giant single-celled organisms, each challenging traditional views of cellular biology. Stentor coeruleus is known for its regenerative abilities, while Gromia's discovery reshaped evolutionary timelines. Spiculosiphon oceana mimics predators to capture prey, and Valonia ventricosa provided insights into cellulose structure. Acetabularia helped understand the nucleus's role, and Caulerpa's complexity questions multicellularity. These organisms, mostly aquatic, offer insights into cell function and evolution.

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7 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What are the characteristics that allow stentors to achieve their large sizes?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How do gromia challenge the evolutionary timeline regarding multicellular life?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the unique feeding mechanism of Spiculosiphon oceana.

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the significance of Valonia ventricosa in the study of cellulose?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What role did Acetabularia play in our understanding of the nucleus?

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

How do Caulerpa algae manage to grow to such large sizes?

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

In what ways do the environmental conditions affect the size and structure of these giant cells?

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