pituitary gland morphology trait pituitary gland molecular composition trait 2023-06-27T08:12:01Z Any measurable or observable characteristic related to the proportions of proteins, minerals, nutrients, gases, or other substances in the compound gland suspended from the base of the hypothalamus, which secretes somatotropins, prolactin, TSH (thyroid-stimulating hormone), gonadotropins, adrenal corticotropin, and other related peptides. Trait.ontology VT:0011034 caripark forebrain molecular composition trait