thyroid gland molecular composition trait thyroid gland ribonucleic acid amount 2023-07-12T20:40:04Z CMO:0003259 The proportion, quantity, or volume of ribonucleic acid in the thyroid gland, a two-lobed endocrine gland found in all vertebrates, located in front of and on either side of the trachea in humans, that produces various hormones, such as triiodothyronine and calcitonin. Ribonucleic acid is a high molecular weight, linear polymer composed of nucleotides containing ribose and linked by phosphodiester bonds. Trait.ontology VT:0011056 caripark thyroid gland RNA amount