Wednesday, January 12, 2011
Genetics
Currently in science, we are learning about genetics. Genetics is all about the passing down of traits from parents to offspring. To understand genetics better, we use punnet squares. Punnet squares organize the possible outcomes of allele combinations such as 50% heterozygous, 25% homozygous recessive and 25%homozygous dominant. Heterozygous is two different alleles and homozygous are two of the same alleles. I enjoy learning about this specific topic in science because it is interesting to find out more about what makes people look like one parent more than the other and how they get their traits. It also makes me wonder about my family's history, what my relatives looked like and what different alleles my sister and i have. This is my favorite topic because i get to learn more about my relatives through my appearance.
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