Sometimes a section of a chromosome is lost during meiosis. This loss results in a change in genetic material known as A. A deletion
B. Replication
C. Crossing-over
D. Polyploidy

The following transition occurs at a molecular level for a substance. what transition corresponds to this change in microscopic structure? the carbon dioxide molecules on the left are in a regular, tightly packed pattern. after heating, it becomes much lower density. a. melting b. boiling c. sublimation d. freezing