Meiosis Practice

Meiosis Practice

Practice with the concepts and vocab that were presented in today's class by completing this formative. You will have an idea of how you did immediately (minus the few open ended questions). If you struggle as for help in zoom! 

PART 1- Phase Identification
   Use your notes, the class slides, or your book to help you identify the phases. Match the image of each phase on the left to the correct phase name on the right.

8

Match the number of each phase in the diagram above to the phase of meiosis that is shown.

Draggable item		Corresponding Item
		Prophase I
		Anaphase II
		Metaphase I
		Metapase II
		Telophase/cytokinesis II
		Anaphase I
		Interphase
		Prophase II

PART 2- Multiple Choice/Vocab Practice
     Use your notes, the class slides, or your book to help you identify the phases. Match the image of each phase on the left to the correct phase name on the right.

1

Gametes are produced by the process of

1

Gametes have

1

What is shown in the image above? Hint it GREATLY increases the genetic variety of the gametes!

1

Chromosomes form tetrads AKA homologous pairs during which phase?

1

At the end of meiosis, there are

1

How many chromosomes are in a human gamete?

1

If a eukaryotic cell has 20 chromosomes and it undergoes meiosis, how many cells will result, and how many chromosomes will they contain?

1

Cells that are ________ possess a single set of chromosomes

1

You have homologous pairs of chromosomes in each of your cells. In what way are these pairs of chromosomes similar?

1

From the list below, which choice represents a correct difference between sperm production and egg production?

1

At the end of meiosis II, the daughter cells created are ____.

1

Though the stages of meiosis have the same names as the stages of mitosis, they exhibit fundamental differences. What are the main differences between the two processes?

1

Meiosis occurs to produce which type of cell or cells. Select ALL that are true!

PART 3- Fill in the Blank with a Word Bank
     Use your notes, the class slides, or your book to help you fill in the blank with the term or number that correctly completes the statement. 

Completion
Complete each statement with a word from the word bank below. BE SURE TO SPECIFIY IF THE STAGE IS OCCURING IN MEIOSIS I or MEIOSIS II!!!  

half                        double                    Prophase I                Prophase II          Metaphase I           Metaphase II           Anaphase I           Anaphase II           gametes                    somatic cells                 
2                            4                              19                               20                           38                             40 

1

An organism has 38 chromosomes in a body cell. After mitosis each cell has 38 chromosomes. After meiosis each gamete has ____________________ chromosomes.

1

An organism’s gametes have ____________________ the number of chromosomes found in the organism’s body cells.

1

Sister chromatids inside both cells get separated during this phase

1

Tetrads, or homologous pairs, line up along the equator during this phase

1

At the end of meiosis I, ________ daughter cells are created.

PART 4- Karyotype Practice
    Use what you know to answer the questions about each karyotype.  

1

What can you tell about the person that this karyotype is from? Choose ALL that apply.

1

What can you tell about the person that this karyotype is from? Choose ALL that apply.

PART 5- Short Answer
     Answer the questions below completely to the best of you ability. 

1

Why does meiosis have two cell divisions? (HINT: Think of chromosome number) Why is this important for reproduction?

1

Explain why the daughter cells produced by meiosis are genetically different from each other, whereas the daughter cells produced by mitosis are not.

1

Meiosis Practice

Match the number of each phase in the diagram above to the phase of meiosis that is shown.

Gametes are produced by the process of

Gametes have

What is shown in the image above? Hint it GREATLY increases the genetic variety of the gametes!

Chromosomes form tetrads AKA homologous pairs during which phase?

At the end of meiosis, there are

How many chromosomes are in a human gamete?

If a eukaryotic cell has 20 chromosomes and it undergoes meiosis, how many cells will result, and how many chromosomes will they contain?

Cells that are ________ possess a single set of chromosomes

You have homologous pairs of chromosomes in each of your cells. In what way are these pairs of chromosomes similar?

From the list below, which choice represents a correct difference between sperm production and egg production?

At the end of meiosis II, the daughter cells created are ____.

Though the stages of meiosis have the same names as the stages of mitosis, they exhibit fundamental differences. What are the main differences between the two processes?

Meiosis occurs to produce which type of cell or cells. Select ALL that are true!

An organism has 38 chromosomes in a body cell. After mitosis each cell has 38 chromosomes. After meiosis each gamete has ____________________ chromosomes.

An organism’s gametes have ____________________ the number of chromosomes found in the organism’s body cells.

Sister chromatids inside both cells get separated during this phase

Tetrads, or homologous pairs, line up along the equator during this phase

At the end of meiosis I, ________ daughter cells are created.

What can you tell about the person that this karyotype is from? Choose ALL that apply.

What can you tell about the person that this karyotype is from? Choose ALL that apply.

Why does meiosis have two cell divisions? (HINT: Think of chromosome number) Why is this important for reproduction?

Explain why the daughter cells produced by meiosis are genetically different from each other, whereas the daughter cells produced by mitosis are not.

When in life does meiosis occur in girls? In boys?