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Genetics in Harry Potter’s World!

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Presentation on theme: "Genetics in Harry Potter’s World!"— Presentation transcript:

1 Genetics in Harry Potter’s World!

2 What are some Phenotypes found in the Harry Potter characters
Draco-Malfoy’s comment: Sorcerer’s Stone “All the Weasleys have red hair, freckles, and more children than they can afford.”

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4 AIM: Genotype vs Phenotype
8th I.S AIM: Genotype vs Phenotype Mom Dad

5 Complete this chart. If you are adapted or if you do not want to (do not know) your biological parents, please use the puppy family.

6 Eye color Hair color Skin tone Eye, Nose, mouth, ear Face shape Hair line Finger nail shape Curly or straight hair Voice

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10 AIM: Genetics Do now: What is Gene?
What is difference between genotype and phenotype?

11 The basic units of heredity are called genes
Genes are from parents Gene function in pairs  always have two

12 Genotype: The entire genetic makeup of an organism
The actual Gene (allele) Genetic Variation Consists of two letters that represent a gene’s allele

13 Depends on the interaction of genetic and environmental factors.
Phenotype: An organism's appearance or other physically observable traits Depends on the interaction of genetic and environmental factors. Ex: hair color, eye color, sickle cell disease, etc.

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16 A gene can be recessive or dominant.
• A recessive gene only shows if the individual has two copies of the recessive gene. For example, the gene for blue eyes is recessive. You need two copies of the gene to have blue eyes.

17 A dominant gene always shows, even if the individual only has one copy of the gene.
For example, the gene for brown eyes is dominant. You only need one copy of the gene to have brown eyes (and two copies will still give you brown eyes!).

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19 Homozygous: a trait is made up of two of the SAME alleles
For example) ff, FF, gg, GG, aa, AA Heterozygous: a trait is made of two different alleles. For example) Ff. Gg. Aa. Yy. Bb


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