START QUIZ #1. . The layer from which gametes are formed is germinal epithelium germinal epithelium follicular epithelium follicular epithelium glandular epithelium glandular epithelium columnar epithelium columnar epithelium #2. DNA is found only in nucleus only in nucleus in hybrid form only in hybrid form only in both cytoplasm and nucleus in both cytoplasm and nucleus only in cytoplasm only in cytoplasm #3. Cells could arise only from pre-existing cells: this was proposed by Purkinje Purkinje Virchow Virchow Matthias Schleiden and Theodore Schwann Matthias Schleiden and Theodore Schwann Robert Hooke Robert Hooke #4. The first person to observe the bacteria, protozoa and spermatozoa under the microscope was Matthias Schleiden Matthias Schleiden Leeuwenhoek Leeuwenhoek Theodor Schwann Theodor Schwann Robert Hooke Robert Hooke #5. Who was first to observe the plasma membrane? Palade Palade None of the above None of the above Schwann Schwann William Seifriz William Seifriz Next Page >> < Results > - Congratulations. You passed the exam. Sorry You failed this exam. write the exam again.