Coal is made from the remains of dead plants. it is made of carbon and other elements. is coal a mineral?

yes, because it is formed naturally.
no, because it is an organic substance.
yes, because it contains carbon.
no, because it is created artificially.

What is the genotype for the following phenoytpe: a male fruit fly that is heterozygous for eye color and homozygous dominant for wing size. a eeww b eeww c eeww d wewe

What is the average speed of a car that traveled 300.0 miles in 5.5 hours

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.