Match these polymers with the image of their constituent monomers. Drag each label to the appropriate image.

Why was the sample heated in step 5? describe the chemical principles involved in the reasoning behind this step?

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.

Facilitated diffusion move large molecules and/or polar molecules across the cell membrane. what does facilitated diffusion use to do this?