Cell Differentiation and Gametogenesis Quiz

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What is the purpose of meiotic division?

To generate male and female gametes. (correct)

To maintain the same number of chromosomes as the mother cell.

To replicate DNA so each chromosome is duplicated into sister chromatids.

To reorganize microtubules into a new cytoskeleton.

What process in meiotic division ensures genetic diversity?

Replicating DNA to duplicate chromosomes.

Cytokinesis to form daughter cells.

Reorganizing microtubules into a new cytoskeleton.

Synapsis, crossover, and chiasma. (correct)

How many viable sperm do men produce at the end of meiosis?

3

4 (correct)

2

1

What is the purpose of gametogenesis?

To generate male and female gametes. Signup and view all the answers

In what process are sperm formed through mitosis in plants and meiosis in animals?

Spermatogenesis Signup and view all the answers

What is the outcome of oogenesis in females?

1 viable egg and 3 non-functioning pole bodies Signup and view all the answers

During oogenesis, where is most of the cytoplasm contained?

Within a single large egg cell Signup and view all the answers

What is the most important event during the Zygotene phase of meiosis?

Synapsis Signup and view all the answers

How many sperm cells do males produce per day in humans?

200,000,000 sperm cells Signup and view all the answers

What is the main difference between metaphase in mitosis and metaphase I in meiosis?

Homologous chromosomes are arranged in pairs in meiosis but not in mitosis Signup and view all the answers

Where does gene exchange (crossing over) take place during meiosis?

Pachytene phase Signup and view all the answers

What is the fate of most of the cytoplasm and organelles during oogenesis?

Collected in one large egg cell Signup and view all the answers

During which stage of meiosis does synapsis occur?

Prophase I Signup and view all the answers

How many crossovers are approximately expected during each meiotic I division?

30-40 Signup and view all the answers

Which stage of cell division is absent in meiosis II, unlike in meiosis I?

Prophase Signup and view all the answers

What is the main difference between meiosis II and mitosis in terms of chromosome number?

Meiosis II results in haploid cells, while mitosis results in diploid cells. Signup and view all the answers

Which stage of meiotic division involves the separation of homologous chromosomes?

Anaphase I Signup and view all the answers

What process is responsible for genetic diversity in meiosis?

Crossover Signup and view all the answers