Color in the East African cichlid is an inherited trait. Other traits that vary among these fish include teeth and jaw shape. The code for each one of these traits is found in located within the fish DNA.

A) RNA
B) chromosomes
C) codons
D) genes

Match the types of competition to their descriptions

Which statement best describes the relationship between an allele and a gene? question 1 a. an allele is a variation of a gene that can be expressed as a phenotype. b. an allele is the part of a gene that attaches to messenger rna molecules. c. an allele is a segment of a dna molecule that controls replication of a gene.

Penelope studies how the structure and function of the nervous system is related to behavior. she is a psychologist