Question

in a group of labrador retrievers, some individuals have black fur and others have brown fur. in this group, the gene for the fur color trait has two alleles. the allele f is for black fur, and the allele f is for brown fur.
clue is a labrador retriever from this group. clues phenotype for the fur color trait is black fur. clues genotype for the fur color gene is ff.
based on this information, complete the following statement.

clue is _________ for the fur color gene.

heterozygous
homozygous

Explanation:

An organism with two different alleles (F and f) for a gene is defined as heterozygous. Clue's genotype is Ff, meaning it has one dominant and one recessive allele for the fur color gene.

Answer:

heterozygous