Toxins are dumped into a lake. which of the following is not a likely consequence? a) plankton in the lake absorb the toxin. b) large fish in the lake register moderate levels of the toxin .c) a baby bird living in a nest 2 miles from the lake shows high levels of the toxin in its system. d) the toxin will remain contained in that lake.

Actual age your first developed of age well comparison age refers to absolute age true or false

Which of the following produces carbon dioxide? a. plants b. animals c. decomposers d. all of the above

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.