Phoebe observes a group of snowy egrets feeding at several locations near her home. She would like to learn what foods the egrets prefer at each location. What can Phoebe infer from the data in the table? Location 1 Location 2 Location 3 Location 4 Insects 13 20 18 15 Crawfish 8 15 20 22 Fish 3 11 13 12 Other 5 2 8 4 Other birds compete with the egrets for food sources at location 2. Crawfish eat more fish than the egrets do at location 1. Egrets that prefer crawfish are more likely to frequent location 4. Egrets prefer fish to insects at location 3.

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.