Atechnique used to cross genetically different individuals

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.

Which term specifically refers to an area of the body between a medial and lateral structure

Atype of organism that no longer exist on earth is said to be