Green algae and plants differ in which of the following? Algae have alternation of generations but land plants do not. Green algae are often unicellular, while land plants are not. Land plants have...

Extracted text: Green algae and plants differ in which of the following? Algae have alternation of generations but land plants do not. Green algae are often unicellular, while land plants are not. Land plants have plastids and green algae do not. Land plants have cell walls containing cellulose but green algae do not.