The color of the powdered form of a mineral is called cleavage streak fracture luster

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.

Regarding most of the narrator’s story, which word best describes the tone?

What is the main fuel source for the work of the cell