Question

complete
dropdown is the study of heredity in organisms.
options: chromosome, genetics, gene, heredity, dna

Explanation:

To solve this, we analyze each option:

• Chromosome: A structure in cells, not the study of heredity.
• Genetics: Defined as the study of heredity in organisms.
• Gene: A unit of heredity, not the study of heredity.
• Heredity: The passing of traits, not the study of it.
• DNA: A molecule carrying genetic info, not the study of heredity.

Only "Genetics" fits the definition of the study of heredity.

Answer:

Genetics