Tetrad Analysis to Create Genetic Maps Is Best Performed with Haploid

question 34

Multiple Choice

Tetrad analysis to create genetic maps is best performed with haploid organisms because

• A) only the dominant alleles are expressed.
• B) only recessive alleles are expressed.
• C) only haploid organisms produce spores.
• D) the phenotype directly reflects the genotype.
• E) haploid organisms have two copies of each gene.

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Definitions:

Fertilization

The process of a sperm cell joining with an egg cell to form a new organism.

Angiosperms

Highly diverse seed plant lineage; only plants that make flowers and fruits.

Fruits

The mature ovary of a flowering plant, usually containing seeds. Fruits serve as a means for plants to disseminate seeds.