Chapter 4 Review

​Chapter 4:

Genetics - The Science of Heredity

Key Terms:

• Heredity

• Trait

• Genetics

• Fertilization

• Purebred

• Gene

• Alleles: Dominant and Recessive

• Hybrid

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4.1 Mendel's Work

4.2 Probability and Heredity

Key Terms:

• Probability

• Punnett square

• Phenotype

• Genotype

• Homozygous

• Heterozygous

• Codominance​

4.3 The Cell and Inheritance

Key Term:

• Meiosis

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4.4 The DNA Connection

Key Terms:

• Messenger RNA (mRNA)

• Transfer RNA (tRNA)

• Mutation

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