A) a common ancestor
Homologous structures are structures that are similar in related organisms. There is a basic pattern of bones which can be inherited from a common ancestor
Meiosis is the process of cell division that produces eggs and sperm for sexual reproduction. <span />
D or aka changes in the moons orbit
Hope this helps you
The answer is: b) solutes move out of the cell
O2 (oxygen) is a covalent compound
