According to the endosymbiotic hypothesis, why did the large cells not destroy the small aerobic cells they engulfed? a. because they were so tough b. because they provided energy c. because they were parasites not food d. because they did not know they were there

Agenus is a taxonomic grouping that identifies a collection of species. when a scientist discovers a new species, how is this species assigned to a genus

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.

What type of plant is good for a bioassay and where can i buy it? i only have a month.