We just learned about mitosis and my teacher is giving a test over it and other things tomorrow. We have to write the mitosis steps in order, label the chomatids, nuclear membrane, spindle fibers, and centrioles, and have a sentence describing them.
How could I remember this?
Merely by writing these sentences will help you to remember the material you have written. Information in the following articles might also help.
http://drdavespsychologypage.homestead.com/Be_Here_Now_.pdf
http://drdavespsychologypage.homestead.com/Learning_Requirements.pdf
http://drdavespsychologypage.homestead.com/Learning_Hints.pdf
To remember the steps of mitosis and the different components involved, you can use a mnemonic device or create a visual representation. Here's one approach:
1. Interphase: Remember it as "I" for the initial stage before mitosis starts.
2. Prophase:
- Chromatids: Visualize two "C" shaped structures representing chromatids.
- Nuclear membrane: Imagine a "N" with a broken or disappearing line representing the disintegration of the nuclear membrane.
- Spindle fibers: Picture multiple "S" shapes resembling spindle fibers.
3. Metaphase:
- Chromatids: Picture the two "C" shaped chromatids aligned in the center forming a "V" shape.
- Spindle fibers: Imagine multiple "S" shapes connecting the chromatids to the centrioles.
- Centrioles: Remember the "C" for centrioles.
4. Anaphase:
- Chromatids: Visualize the two "C" shaped chromatids moving apart in opposite directions.
- Spindle fibers: Picture the "S" shaped spindle fibers pulling the chromatids towards opposite ends of the cell.
5. Telophase:
- Chromatids: Imagine the two separated "C" shaped chromatids reaching opposite sides of the cell.
- Nuclear membrane: Picture a "N" with a reappearing or forming line representing the reformation of the nuclear membrane.
- Spindle fibers: Visualize the disappearing "S" shaped spindle fibers.
To describe these components, you can create a sentence for each:
- Chromatids: The chromatids are replicated copies of DNA.
- Nuclear membrane: The nuclear membrane acts as a protective barrier around the genetic material.
- Spindle fibers: Spindle fibers are responsible for separating the chromatids during cell division.
- Centrioles: Centrioles are essential for spindle fiber formation and chromosome movement.
By using these techniques, you can better recall the mitosis steps, label each component accurately, and describe their functions during the process. Good luck on your test!