Briefly describe the experiments that Charles and Francis Darwin performed on grass seedlings.

Which scientist formulated the theory of evolution through natural selection? (A) Charles Darwin (B) James Hutton (C) Charles Lyell (D) Jean-Baptiste Lamarck (E) Gregor Mendel

Which of the following was proposed by Charles Darwin? A. endosymbiont hypothesis. B. biogenesis. C. natural selection. D. experimentation.

How is the tree of life related to the work of Charles Darwin?

Match the action with the plant hormone that produces it. Hormones may be used more than once.

$$\begin{matrix} \text{Action} & \text{Plant Hormone}\\ \text{Stimulates dramatic stem growth} & \text{A. abscisic acid}\\ & \text{B. auxin}\\ & \text{C. cytokinins}\\ & \text{D. ethylene}\\ & \text{E. gibberellin}\\ \end{matrix}$$

Men have heights with a mean of 176 cm and a standard deviation of 7 cm. Charles Darwin had a height of 182 cm. Convert Darwin's height to a z score.