MENDEL'S FIRST LAW [The principle of segregation]
According to Mendel's first law, or principle of segregation, each individual carries a pair of hereditary factors for each characteristic. Let's see...
0:00 Introduction
1:50 Recessive variants in F2
2:15 Hereditary factors
3:05 Mendel's first law
3:48 Notion of gene
4:01 Dominant and recessive alleles
4:36 Homozygotes and heterozygotes
5:31 Gamete genotype
6:10 Gamete combinations
6:58 Example of crossing
9:38 Testcrosses
12:36 Reformulation of Mendel's first law
13:26 Finale
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References
• Curtis, H. et al. (2008). "Biology." Seventh edition. Buenos Aires: Médica Panamericana.
• Murray W. Nabors et al. (2006). "Introduction to Botany." Madrid: Pearson Eduaciónm S.A.
• Didáctica, Illustrated Thematic Encyclopedia. Volume 1, "Biology." Editorial Oriente S.A.
• Knowledge acquired during my Bachelor's degree in Biological Sciences and the Biology Teaching Program for Secondary and Higher Education at the University of Buenos Aires.
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