A classmate is working on her presentation on the endocrine system for class. You overhear her as she says, "This gland is often called the ‘master gland’ because it has an effect on the secretions of all the other endocrine glands." It sounds as though she is talking about the

answer; the above statement is (true);

straight or amphibians are homeothermic to thermal

not necessarily. higher fitness requires the organism to be reproductive successful. for example, an organism at age 10 with 15 offspring is much more fit than an organism at age 15 with only 5 offspring.