Which of the following toxins causes the MOST serious consequences when absorbed through the skin?
A) Dry lime
B) Poison oak
C) Pesticides
D) Sulfuric acid
Ans: C) Pesticides
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Which of the following is true of innate behaviors? Innate behaviors _____
A) are only weakly influenced by genes B) occur in invertebrates and some vertebrates but not mammals C) are limited to invertebrate animals D) are expressed in most individuals in a population
A plant has the following characteristics: a taproot system, several growth rings evident in a cross section of the stem, and a layer of bark around the outside. Which of the following best describes the plant?
A) herbaceous eudicot B) woody eudicot C) woody monocot D) herbaceous monocot E) woody annual
A viticulturist wants to grow larger grapes by elongating the stems of the vines. Which specific hormone would a viticulturist apply to the plants?
A. Ethylene B. Gibberellin C. Auxin D. Abscisic acid E. Cytokinin
During inhalation, air moves from the pharynx directly into the trachea. Indicate whether the statement is true or false