SBI 11U Outline for Chapter 3 Quest…
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Cell organelles – structure and function
The cell theory (4 parts)
The 7 characteristics of living things
Levels of complexity in complex organisms
3 functions of mitosis (cell division)
The sequence of events in the cell cycle and describe what is happening at each stage of the cell cycle
What is asexual reproduction? Examples of asexual reproduction.
What is a clone? Compare the genetic content of the parent cell to the resulting daughter cells.
What is biotechnology?
Describe how a specialized cell differs from a totipotent cell, why is it difficult to clone a specialized cell?
What is the significance of the cloning of Dolly the sheep?
Describe the process used to clone Dolly
Describe some applications of cloning in society. What are some implications?
What is recombinant DNA? What is a genetically modified organism (GMO)?
What are some advantages and disadvantages of having GMOs?
How does asexual and sexual reproduction differ?
What are the 2 key processes involved in sexual reproduction?
The names of the stages of meiosis and describe what is happening at each stage
Why is it important that the daughter cells resulting in meiosis are haploid?
What are homologous chromosomes? Describe the difference between homologous chromosomes and sister
chromatids.
Describe the 3 mechanisms that add genetic variation in offspring during sexual reproduction
Compare and contrast mitosis and meiosis
How does oogenesis differ from spermatogenesis?
How many chromosomes do somatic cells in the human body contain? How many chromosomes do gametes in the
human body contain?
What is 2n and n?
What 2 sex chromosomes do “normal” females have? What 2 sex chromosomes do “normal” males have? Which
sex chromosome determines gender?
What is nondisjunction? Describe when nondisjunction can occur during meiosis.
Use the specific notation to characterize a karyotype.
Identify the 3 trisomic autosomal disorders and the 4 sex chromosome nondisjunction disorders discussed in class
through karyotype analysis and describe symptoms and prognosis for each nondisjunction disorder.
define: genetic material, gene, locus, chromatin, centromere, sister chromatid, totipotent, gamete, fertilization,
crossing-over, tetrad, synapse, zygote, haploid, diploid, polyploidy, gametogenesis, polar body, primary oocytes,
ootid, autosome, sex chromosome, karyotype, aneuploidy, trisomic, monosomic
Chapter 3 review questions…
Pages 124 -127 # 1 – 5, 8 – 14, 18, 20, 21, 23