<p>By which of the following can movement of materials across an animal's cell be accomplished?</p>
<p>I. Active transport
II. Diffusion
III. Pinocytosis</p>
<p>A. I only
B. II only
C. III only
D. I and II only
E. I, II and III</p>
<p>A color blind man marries a normal woman who is heterozygous for vision color. What is the probability that their two daughters are color blind?</p>
<p>A. 0</p>