You are studying a lake and the prokaryotes that live in it. What conditions of the lake would you measure to form a hypothesis about the kind of prokaryotes that live in the lake?

What are they five steps of cloning?

Which kind of worm has a closed circulatory system? a planarian b fluke c pinworm d an earthworm

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.