Chapter 8: Mitosis - Cell Division and Reproduction
Chapter 8: Mitosis - Cell Division and Reproduction
Chapter 8: Mitosis - Cell Division and Reproduction
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Chromosomes are matched in homologous pairs<br />
Homologous Chromosomes:<br />
Eucaryotic chromosomes come in pairs.<br />
Normal humans have 46 chromosomes in 23 pairs.<br />
One chromosome of each pair comes from an<br />
individual’s mother, the other comes from the father.<br />
Homologous chromosomes carry genes that control the<br />
same characteristics.<br />
Examples: Eye color, blood type, flower color, or height<br />
Locus: Physical site on a chromosomes where a given<br />
gene is located.<br />
Allele: Different forms of the same gene.<br />
Example: Alleles for blood types A, B, or O.