Question

An organism's _______ describes its genetic composition. An organism's _______ describes its appearance or observable characteristics.
A.
heredity; species
B.
genotype; phenotype
C.
species; heredity
D.
phenotype; genotype

Answer 1

The correct answer is B. genotype; phenotype.

An organism's genotype describes its genetic composition, while its phenotype describes its appearance or observable characteristics.