8. Eukaryotic Cell Structures & Functions

In Meiosis I, cytokinesis usually occurs after telophase I and produces:

a) Four diploid cells.

b) Two haploid cells.

c) Four haploid cells.

d) Two diploid cells.

Multiple nuclear divisions without cytoplasmic divisions result in cells called _________.

a. Mycoses

b. Coenocytes

c. Haustoria

d. A pseudohypha

Which of the following is common to mitosis and meiosis?

a. Spindle

b. Crossing over

c. Tetrad of chromatids

d. Cytokinesis

Compare and contrast the following closely related terms:

a. Chromatid and chromosome

b. Mitosis and meiosis II

c. Hypha and mycelium

Match the terms below with their corresponding definitions.

1. _________Mitosis

2. _________Meiosis

3. _________Homologous chromosomes

4. _________Crossing over

5. _________Cytokinesis

A. Cytoplasmic division

B. Diploid nuclei producing haploid nuclei

C. Results in genetic variation

D. Carry similar genes

E. Diploid nuclei producing diploid nuclei

Which of the following sequences reflects the correct order of events in mitosis?

a. Telophase, anaphase, metaphase, prophase

b. Prophase, anaphase, metaphase, telophase

c. Telophase, prophase, metaphase, anaphase

d. Prophase, metaphase, anaphase, telophase

Which of the following statements accurately describes prophase?

a. The cell appears to have a line of chromosomes across the midregion.

b. The nuclear envelope becomes visible.

c. The cell constructs microtubules to form a spindle.

d. Chromatids separate and become known as chromosomes.

Describe the nuclear divisions that produce eight ascospores in an ascus.

The correct sequence for the phases of mitosis is:

In Meiosis II, ________ cells are divided into 4 ___________ daughter cells.

a) Diploid; Haploid.

b) Haploid; Diploid.

c) Haploid; Haploid.

d) Diploid; Diploid.