Monday, March 7, 2011

Babies and Genes :)

Since we have been learning about reproduction for the past 2 weeks or so.. and how there are different ways to make a baby these days, I thought it would be helpful if I explained a few terms in making a baby!! The first word that I learned was Homozygous: 2 of the same copy of a gene. For example AA, or aa. The opposite of Homozygous is another term Heterozygous which means two different copies of a gene. And an example of this would be Aa or Bb. Dominant and Recessive also play a big role in genetics. A dominant gene is a gene that shows up in a trait. A recessive gene is a hidden gene in a trait. Phenotype is a visible trait in the child for example blue eyes or big ears. A genotype are the genes that make the phenotype the genes that are present. Knowing a couple of things about making a baby really helped me in the baby making process!! (:

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