In the past, mass extinctions encouraged the rapid evolution of surviving species
select one:
a. because they killed all organisms that had co-evolved
b. becaused they apred all organisms that had evolved at the same time
c. by making new habitats available to them
d. by changing developmental genes

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?

The science for classifying and naming organisms is known as

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes