*Question*
Q: In preparation for phagocytosis, a portion of the inward-facing surface of the plasma membrane becomes coated with a protein called clathrin, which stabilizes this section of what? Choices: - particles - mitochondria - nuclei - membrane A:
**Answer**
membrane

*Question*
Q: The migration of what familiar coastal landform involves saltation and gravity? Choices: - volcanos - lakes - rivers - sand dunes A:
**Answer**
sand dunes

*Question*
Q: The cells of all eukarya have a what? Choices: - chloroplast - epidermis - necrosis - nucleus A:
**Answer**
nucleus

*Question*
Q: The quarks in a particle are confined, meaning individual quarks cannot be what? Choices: - separated - changed - hypothesized - directly observed A:
**Answer**
directly observed