Which of the following is used to document an animal's record of ancestry?

• A. Phenotype
• B. Karyotype
• C. Pedigree
• D. Genotype

Answer: (C)

Verified step by step guidance

1. Understand the definitions of each term: Phenotype refers to the observable traits of an organism, such as appearance or behavior.
2. Karyotype is the complete set of chromosomes in an organism, often visualized to detect chromosomal abnormalities.
3. Genotype is the genetic makeup of an organism, representing the specific alleles it carries.
4. Pedigree is a diagram that shows the lineage or ancestry of an organism, documenting how traits are inherited across generations.
5. Since the question asks for a method to document an animal's record of ancestry, identify that a pedigree is the correct tool used for this purpose.