7th Grade Genetics

1. How do genes determine how things look?

1.1. Trait

1.2. Gene

1.2.1. Allele

1.2.1.1. Dominant

1.2.1.1.1. B

1.2.1.2. Recessive

1.2.1.2.1. b

1.2.1.3. B or b

1.3. Genotype

1.3.1. Heterozygous

1.3.1.1. Hybrid

1.3.2. Homozygous

1.3.2.1. Purebred

1.4. Phenotype

2. Genetic Crosses

2.1. P - Parental Generation

2.2. F1 - first offspring

2.3. F2 - offspring of the first offspring

3. What is genetics?

4. Where is genetic information stored?

4.1. DNA

4.2. On Chromosomes made from DNA

4.3. Each three letter code ACG codes for an amino acid

4.4. amino acids

5. What does DNA do?

5.1. Codes for amino acids

5.2. Amino acids create proteins