Question

what is a phenotype of an organism? (1 point)
an observable trait
a structure that carries genetic information
a section of dna
a combination of alleles

Explanation:

A phenotype is the observable physical or biochemical characteristics of an organism, which are determined by its genotype and environmental factors. An observable trait fits this definition. A structure that carries genetic information refers to chromosomes. A section of DNA is a gene. A combination of alleles is a genotype.

Answer:

an observable trait