Thursday, December 1, 2011

Scribe December 1

Hello Everyone, Happy December!

Today in class we had a "POP" quiz, it was on the definitions. The words were Genotypes, Allele, Dominant Trait, Heterozygous, Phenotype, Recessive Trait, Homozygous, and Gene. Along with our "POP" quiz, we did a lot of practice with Punnett Squares. We learned that there were more than one type of punnett square. The two types are a 4 box Punnett Square and a 16 box Punnett Square. Each type is used for something different. There is the
  • Dihybrid Crosses, which use two sets of alleles from both parents
  • Incomplete Dominance, which is where alleles are NOT dominant or recessive
  • Co-Dominance, which is where both alleles are dominant and expressed EQUALLY... NOT blended.

We also learned about Mendel's Law of Independent Assortment. Which says that alleles (form of a gene) separate independently of each other. This process leads to MANY different gametes. The Law of Independent Assortment and the process of Crossing Over makes an INFINITE amount of gametes.


Homework: Read 11.3
UP pages... 33-41

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