What is the structure represented by the letter A? nibosome
mRNA
C.
a. DNA
b. mRNA
nucleotide chain
d. polypeptide chain

What two fields of study provide the core information that is used to classify organisms?

What is an endocrine function? (apex) a.esophageal glands release mucus into the esophagus b.salivary glands release saliva into mouth c.swear glands release sweat to the skin d.the pineal gland releases melatonin into the bloodstream

Climate warming trends allow plant and insect species to inhabit larger ranges. select the best answer from the choices provided