BTNY 210 Name_________________KEY_________ Exam 2A KEY Lab Day and Time____________________ March 7, 2007 1.Trueor false. Auxin is produced in the apical meristems and moves in a polar fashion toward the base of the plant. 2.Trueor false. Auxin can cause immediate growth of a cell by binding to a protein in the plasma membrane and stimulating the excretion of protons into from the cell into the cell wall. 3.True orfalse. The growth of a plant toward the light is called thigmotropism. 4.True or false. A long-day-plant is one that flowers only during short days. 5.Trueor false. A short-day-plant can be induced to flower by interrupting a long night with a flash of light. 6.The hormone most responsible for causing a stem to grow upward is: a.auxin b.gibberellic acid c.abscisic acid d.ethylene e.cytokinin 7.The hormone responsible for fruit ripening is: 8.The hormone most responsible for causing an enzyme to be produced in the aleurone layer of barley and other seeds, which in turn digests starch into glucose which can be used for growth and development of a seedling is:
has intentionally blurred sections.
Sign up to view the full version.