Like plants, fungi have . However, in plants these structures are composed of , whereas in fungi they are composed of . Group of answer choices cell membranes phospholipids chitin cell walls cellulose chitin cell walls phospholipids cellulose cell walls cellulose peptidoglycan

What did the first language sound like

Recent research by marine biologists suggests that bottlenose dolphins have names for themselves. scientists played sounds they had identified as the names of particular dolphins, putting them through a synthesizer so that they did not sound like the voices of particular dolphins. the researchers found that dolphins would respond to the names of other dolphins that they were related to or associated with, but they ignored the names of strangers. this discovery suggests a much greater degree of self-awareness in aquatic mammals than was previously suspected. if this research holds up, what does it suggest about dolphins?

What is the farthest destination to date for a human spaceflight mission?