Question 1
Which contractile protein pulls the plasma membrane inward to begin cytokinesis?
◦ myosin
◦ titin
◦ actin
◦ troponin
◦ tropomyosin
Question 2
Which does NOT occur in prophase I of meiosis?
◦ cytokinesis
◦ formation of groups of four chromatids
◦ homologue pairing
◦ crossing over
◦ condensation of chromatin