What do factories use to reduce pollution released into the atmosphere?

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.

Plants that have reproductive structures called cones are?

Did you know that a blue wales tongue weighs more than an elephant?