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AP Biology - Genetics

Examples, videos and experiments that are suitable for Biology.

Mendelian Genetics
Introduction of Gregor Mendel and his laws of segregation and independent assortment.
Genetics problems and answers. How advances in genetic knowledge may lead to ethical and privacy concerns.
Chromosomal Inheritance
Genetics at the chromosomal level.
Monohybrid cross as viewed through Mendelian genetics.
How genes are distributed through meiosis to possible gametes.
Dihybrid cross and a cross that shows gene linkage.

Molecular Biology of the Gene
Major procedures in molecular biology.
Description of Taq polymerase extracted from the hot pools of Yellowstone Park.
Analogy of the ransom note to explain each of the processes that are required in genetic engineering.
How DNA is cut using restriction enzymes and glued using hydrogen bonds.
How gel electrophoresis can be used to sort DNA according to length.
How the Polymerase Chain Reaction can be used to copy DNA.
Brief description of DNA sequencing.
The Central Dogma: Transcription and Translation
Mr. Andersen explains the Central Dogma of biology. He shows how DNA is transcribed to form mRNA and how mRNA is translated into a protein. DNA: Transcription and Translation
How genes in the DNA are converted to mRNA through the process of transcription.
How ribosomes use this message to convert the mRNA to a functioning protein.
How to decode a gene by converting the DNA to complementary mRNA and then to the specific amino acids in a protein?

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