Horizontal, planar, rocky surfaces that form in the surf zone as a result of wave erosion are called

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.

The transport tubes from food came down the plant are called?

What is the compliment dna strand to the following sequence: ttgactaggcta