Mitosis and Cell Division Click-On Challenge

This quiz assumes you’ve mastered the material in our Cell Division and the Cell Cycle Module.

[qwiz random = “true” style=”width: 600px !important;” quiz_timer=”true” qrecord_id=”sciencemusicvideosMeister1961-Mitosis and Cell Cycle Click-On Challenge” dataset=”mitosis-and-cell-cycle-click-on-challenge” dataset_intro=”false” spaced_repetition=”false”]

[h] Mitosis and Cell Division Click On Challenge

[i] Note the timer in the top right. Your goal is accuracy and speed. A good strategy: once through slowly, then additional trials for improvement.

[q json=”true” hotspot_user_interaction=”label_prompt” dataset_id=”mitosis-and-cell-cycle-click-on-challenge|1b63dd4023ae3″ question_number=”1″ unit=”4.Cell_Communication,_Cell_Cycle,_Feedback” topic=”4.6.Cell_Cycle” show_hotspots=””] Cell Cycle Functions

Generalized growth

Excellent: “3” represents G₁ phase, which is when generalized growth occurs.

HINT FOR NEXT TIME: Generalized growth occurs during G₁ phase.

DNA replication

Nice! “4” represents S phase, which is when the DNA replicates.

HINT FOR NEXT TIME: You’re looking for “S phase,” which is in the middle of interphase.

Growth in preparation for cell division.

Way to go! “5” represents G₂

HINT FOR NEXT TIME: You’re looking for G₂, the last part of interphase.

The cell is visibly dividing.

Good work. “1” (and “6” and “7”) represent M phase.

HINT FOR NEXT TIME: You’re looking for “M” phase. M phase is when the cell is actively dividing. It’s when the cell isn’t in interphase.

The cell is in the cell cycle, but it’s NOT visibly dividing.

Good work: “2” represents interphase.

HINT FOR NEXT TIME: You’re looking for interphase, the longest part of the cell cycle.

A specialized cell that has left the cell cycle.

Yes. The nerve cell, and the arrows leading to “3” represent G₀

HINT FOR NEXT TIME: You’re looking for M phase. M phase is when the cell is actively dividing. It’s when the cell isn’t in interphase.

[q json=”true” hotspot_user_interaction=”label_prompt” dataset_id=”mitosis-and-cell-cycle-click-on-challenge|1ab413be65ae3″ question_number=”3″ unit=”4.Cell_Communication,_Cell_Cycle,_Feedback” topic=”4.6.Cell_Cycle” show_hotspots=””] Phases of Mitosis

Interphase

Yes! “1” is interphase

HINT FOR NEXT TIME: During interphase, individual chromosomes can’t be seen.

Early Prophase

Nice. “2” represents prophase.

HINT FOR NEXT TIME: During prophase, distinct chromosomes are visible for the first time.

Late prophase/ prometaphase

Nice! “3” represents late prophase/prometaphase.

HINT FOR NEXT TIME: By late prophase/prometaphase, the nuclear membrane is mostly gone, and a spindle has formed. But chromosomes are not yet in the middle of the cell.

Metaphase

Awesome: “4” represents metaphase.

HINT FOR NEXT TIME: During metaphase, the chromosomes are in the middle of the cell. Remember the “M” in “middle” and “metaphase.”

Anaphase

Awesome. “5” represents anaphase.

HINT FOR NEXT TIME: Anaphase is when the sister chromatids get pulled apart. Remember the “A” that starts “anaphase” and “apart.”

Telophase

Good! “6” represents telophase.

HINT: During telophase, the nucleus reforms. You can see two nuclei in one cell.

HINT FOR NEXT TIME: Look for a phase where there are two nuclei in one cell.

Great! “6” is telophase.

Cytokinesis

Awesome. “7” represents cytokinesis.

HINT FOR NEXT TIME: During cytokinesis, the cell is splitting apart into two daughter cells.

[q json=”true” hotspot_user_interaction=”label_prompt” dataset_id=”mitosis-and-cell-cycle-click-on-challenge|1a9902b42b2e3″ question_number=”4″ unit=”4.Cell_Communication,_Cell_Cycle,_Feedback” topic=”4.6.Cell_Cycle” show_hotspots=””] Cell Division Structures in Interphase

Centrioles (part or number)

Yes. The centrioles are at “1.”

HINT FOR NEXT TIME: The centrioles produce spindle fibers. Early in mitosis, they’re called an “aster,” which means “star.”

Nucleolus (part or number)

Nice! The nucleolus is at part 4.

HINT FOR NEXT TIME: The nucleolus is a spot within the nucleus.

Nuclear membrane (NUMBER ONLY)

Awesome. “2” represents the nuclear membrane.

HINT FOR NEXT TIME: The nuclear membrane surrounds the nucleus.

Chromatin (NUMBER only)

Good! “3” represents the chromatin.

HINT FOR NEXT TIME: The chromatin is the spread out chromosomes inside the nucleus before mitosis.

[q json=”true” hotspot_user_interaction=”label_prompt” dataset_id=”mitosis-and-cell-cycle-click-on-challenge|1a4d7c72776e3″ question_number=”5″ unit=”4.Cell_Communication,_Cell_Cycle,_Feedback” topic=”4.6.Cell_Cycle” show_hotspots=””] Cell Cycle Phases

G₁ phase

Excellent: “3” represents G₁ phase, which is when generalized growth occurs.

HINT FOR NEXT TIME: The G₁phase is the first part of interphase.

S phase

Nice! “4” represents S phase.

HINT FOR NEXT TIME: S phase is in the middle of interphase.

G₂ phase

Way to go! “5” represents G₂

HINT FOR NEXT TIME: G₂ is the last part of interphase.

M phase

Good work. “1” (and “6” and “7”) represent M phase.

HINT FOR NEXT TIME: M phase is when the cell is actively dividing. It’s when the cell isn’t in interphase.

Interphase

Good work: “2” represents interphase.

HINT FOR NEXT TIME: Interphase is the longest part of the cell cycle.

G₀ phase.

Yes. The nerve cell, and the arrows leading to “3” represent G₀

HINT FOR NEXT TIME: G₀ is when a specialized cell (like a nerve cell) leaves the cell cycle.

[q json=”true” hotspot_user_interaction=”label_prompt” dataset_id=”mitosis-and-cell-cycle-click-on-challenge|197b5b41566e3″ question_number=”6″ unit=”4.Cell_Communication,_Cell_Cycle,_Feedback” topic=”4.6.Cell_Cycle” show_hotspots=””] Prophase structures (plus one other structure)

Centriole with an aster (NUMBER OR PART).

Nice. “1” shows a centriole with an aster.

HINT FOR NEXT TIME: “Aster” means star. Stars have rays. What in the diagram has rays?

Disintegrating nuclear membrane (the NUMBER)

Awesome. “2” represents the disintegrating nuclear membrane.

HINT FOR NEXT TIME: The nuclear membrane surrounds the nucleus.

Chromosomes (NUMBER or PART)

Yes. The X-shaped structures in the nucleus are chromosomes.

HINT. They look like the letter “X.”

ATP-secreting organelles

Nice. The mitochondria secrete ATP .

HINT FOR NEXT TIME: You’re looking for the mitochondria.

[q json=”true” hotspot_user_interaction=”label_prompt” dataset_id=”mitosis-and-cell-cycle-click-on-challenge|191f636ba86e3″ question_number=”7″ unit=”4.Cell_Communication,_Cell_Cycle,_Feedback” topic=”4.6.Cell_Cycle” show_hotspots=””] Mitosis: randomized phases

DNA replication occurs in this phase

Nice! DNA replication occurs during interphase (diagram B).

HINT FOR NEXT TIME: You’re looking for interphase.

Sister chromatids are being pulled apart

Yes. Sister chromatids are pulled apart during anaphase (diagram C)

HINT FOR NEXT TIME: You’re looking for anaphase. Where do you see something being pulled apart?

The spindle has formed, and it’s stretching all the way across the cell.

Yes. During late prophase/prometaphase (A), a complete spindle has formed.

HINT FOR NEXT TIME: Find where the spindle — an array of microtubule fibers — stretches entirely across the cell.

The chromosomes condense, and the spindle begins to form.

Awesome! In early prophase, “E,” you see chromosomes and the start of spindle formation.

HINT FOR NEXT TIME: You’re looking for early prophase. Chromosomes are visible, but they’re inside a nuclear membrane.

Nuclei are reforming, and cytokinesis is beginning.

Nice. In diagram D , you see two nuclei in a cell that’s about to divide.

HINT FOR NEXT TIME: Find two nuclei in a cell that’s about to divide.

Chromosomes are lined up on the middle of the cell, about to be pulled apart.

Awesome. That’s what happens during metaphase, as shown in diagram “F.”

HINT FOR NEXT TIME: You’re looking for metaphase. Which diagram shows the chromosomes lined up in the middle?

[q json=”true” hotspot_user_interaction=”label_prompt” dataset_id=”mitosis-and-cell-cycle-click-on-challenge|ce14f9551ffae” question_number=”8″ unit=”4.Cell_Communication,_Cell_Cycle,_Feedback” topic=”4.6.Cell_Cycle” show_hotspots=””] Cell Division Basics: Click on the cells.

Parent cell with unduplicated chromosomes.

Way to go! The cell before arrow “1” is the parent cell with unduplicated chromosomes.

HINT FOR NEXT TIME: In cell division there’s only one parent. Find a parent cell with chromosomes that havent been duplicated into two sister chromatids.

Parent cell with duplicated chromosomes

Way to go. The cell between arrows 1 and 2 is the parent cell, but with duplicated chromosomes.

HINT FOR NEXT TIME: Arrow “1” represents DNA replication. After DNA replication, chromosomes have been duplicated.

Each doubled chromosome, with two sister chromatids, is about to be pulled apart.

Great. It’s the cell between “2” and “3”

HINT FOR NEXT TIME: Find a cell where doubled chromosomes, with two sister chromatids, are close to the middle of the cell, attached to spindle fibers.

Sister chromatids are being pulled apart to opposite ends of the cell.

Terrific! It’s the cell between “3” and “4.”

HINT FOR NEXT TIME: Find a cell where the sister chromatids (doubled chromosomes) have been separated.

The daughter cells.

Nice! Those cells after arrow 4 are the daughter cells.

HINT FOR NEXT TIME: Find the cells at the end of the process. Those are the daughter cells.

[q json=”true” hotspot_user_interaction=”label_prompt” dataset_id=”mitosis-and-cell-cycle-click-on-challenge|1a20abccf1d1c8″ question_number=”9″ unit=”4.Cell_Communication,_Cell_Cycle,_Feedback” topic=”4.6.Cell_Cycle” show_hotspots=””] Cell Division Basics: Click on the arrows.

The arrow for DNA replication

Yes! Arrow “1” is DNA replication.

HINT FOR NEXT TIME: Find the arrow that shows single chromosomes becoming doubled chromosomes, with two sister chromatids.

The arrow for Cytokinesis

Awesome. The arrow at “4” is cytokinesis.

HINT FOR NEXT TIME: Cytokinesis is when one cell splits apart into two.

The arrow for Anaphase

Nice. Arrow “3” shows anaphase.

HINT FOR NEXT TIME: During anaphase, sister chromatids are pulled apart.

[x]

Satisfied with your performance? If not, click “restart” and try to improve.

[restart]

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