give me the answer choices... I can help you
C. esophagus. it does not secrete any enzymes. its just do peristalsis. which is a rhythmic contractions and relaxations of muscles to push food along the gut
Answer:
Nucleic acids are polynucleotides—that is, long chainlike molecules composed of a series of nearly identical building blocks called nucleotides. Each nucleotide consists of a nitrogen-containing aromatic base attached to a pentose (five-carbon) sugar, which is in turn attached to a phosphate group.
Explanation:
Answer:
I see joy eros in both replications
Explanation:
nitrogen bases are not the same in the same space and there is no urical