Problem: John is trying to figure out how substance passes through the cell membrane. He noticed two different cases, case A and case B. In case A active transport is involved, but in case B diffusion is involved. He needs to do further study to learn about the details of these processes. In which case the substance would move towards less concentrated area, case A or case B?

A: case B

Problem: Fox and Ken were two aspiring horticulturists. Ken studied more about plant pollination, while Fox studied about mycorrhizal fungi. Which friend read more about fungi with direct access to glucose?

A: Fox

Problem: Joy had a field full of flowering plants , that he used for medicinal and honey making purposes. Her friend Jill also had a piece of land where she cultivated plants that fertilize over wind spread pollen. Which friend had a field with a higher efficiency of fertilization?

A: Joy

Problem: Lena is a grade school student studying the periodic table for homework. She has to choose two elements from the table and write a couple paragraphs about them and their characteristics. She takes two darts and throws them at the periodic table to decide which ones to use. The darts land on Zerpine and Dradane. Zerpine may be further down the table than Dradane, but they are both in the same column. Is Zerpine's electronegativity higher or lower than Dradane's?

A:
lower