The hypothalamus controls excretions from the pituitary gland. It causes the release of hormones from the pituitary by direct nervous control, and by secreting substances that stimulate the pituitary to secrete hormones. Which best describes the hypothalamus

carbohydrates: (starches and sugars) composed of carbon, hydrogen, and oxygen.

lipids: (fats, oils, and waxes) are made of carbon and hydrogen atoms.

nucleic acids: contain hydrogen, oxygen, nitrogen, carbon, and phosphorus. they are polymers of nucleotides. a nucleotide has three parts, a 5-carbon sugar, a phosphate     (-po⬇️4) group, and a nitrogenous base.

proteins: made up of nitrogen, carbon, hydrogen, and oxygen. they are polymers of amino acids.

i think its the first one

whats the drop down answers ?

explanation: