Study guide for Cellular Respiration: Chapter 9 in Text



Cell Division: Cell Cycle

I. Cell Cycle

a. Purpose

b. Interphase & Mitotic phase

c. Cytokinesis

d. Cell Cycle Regulations & Cancer

Cell Division Vocabulary:

Chromosomes

Sexual reproduction

Asexual reproduction

Cell division

Daughter cells

Chromatin

Sister chromatids

Centromere

Cell cycle

Interphase

Mitotic phase

G1 phase

S phase

G2 phase

Mitosis

Cytokinesis

Prophase

Metaphase

Anaphase

Telophase

Mitotic spindle

Centrioles

Cleavage furrow

Cell plate

Growth factors

Cancer cells

Tumor

Benign tumor

Malignant tumor

Metastasis

Chemotherapy

Radiation therapy

Objectives:

1. Describe the purpose of cell division in unicellular and multicellular organisms

2. Describe the events that occur in each stage of the cell cycle

3. Recognize cells in stages of the cell cycle

4. Differentiate between cytokinesis in plants and animals

5. Provide examples to show how knowledge of cell cycle regulation is necessary to develop effective cancer treatments.

Cell Division: Meiosis

I. Meiosis

a. Purpose/ Differences between Mitosis

b. Meiosis I

i. Homologous chromosomes, Tetrads, Crossing Over

c. Meiosis II

i. Separation of sister chromatids

d. Karyotypes & Chromosome aberrations

Meiosis Vocabulary:

II. Somatic cell

Gamete

Homologous chromosomes

Sex chromosomes

Autosomes

Haploid cell

Diploid cell

Zygote

Meiosis

Crossing over

Genetic recombination

Independent assortment

Karyotype

Trisomy 21 (Down Syndrome)

Nondisjunction

Deletion

Duplication

Inversion

Translocation

Klinefelter syndrome

Turner syndrome

Objectives

1. Describe the events that occur in each stage of meiosis

2. Discuss how the events in meiosis and fertilization lead to diverse offspring

3. Discuss the evolutionary advantage of sexual reproduction over asexual reproduction

4. In the phases of meiosis, determine which cells are haploid and diploid

5. Compare and contrast

a. sister chromatids and homologous chromosomes

b. somatic cells and gametes

c. autosomes and sex chromosomes

d. Klinefelter’s syndrome and Turner syndrome

e. Meiosis and Mitosis

6. Interpret a karyotype

7. Explain how nondisjunction can lead to chromosomal disorders

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