State the reason why some drugs are considered drugs of abuse.

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

Models are non-visual ways of coummincating how someone thinks about something in the natural world

Based on the law of dominance, we would expect percent of the offspring from this cross to have large teeth.