What is the relationship among chromosomes, genes, and dna?

a. genes read the dna code found on chromosomes. chromosomes are long tightly wound strands of dna.

b. genes are made up of tightly wound strands of dna. chromosomes are made up of one or more genes.

c. genes are sections of dna and are found on chromosomes. chromosomes are long, tightly wound strands of dna.

d. dna reads the nucleotide sequences found in genes. genes are located on tightly wound structures called chromosomes.

Hormones are chemical molecules produced by endocrine glands. one such endocrine gland is the thyroid gland, which synthesizes the thyroid hormone, which in turn affects the heart muscles. which two statements describe the probable reason for the function of the hormone? the cells in the heart have specific receptors that allow for the intake of hormones. the heart and the endocrine glands have the exact same types of cells. all cells make the same types of hormones. thyroid hormones show their effect on the heart by means of specialized cells. thyroid cells and cardiac cells have different dna.