Abird catches and tries to eat a caterpillar. the caterpillar has a bad taste, so the bird lets the caterpillar go. the next time it sees the same kind of caterpillar, the bird avoids eating it.

Which best describes how the common cold spreads in the human body? a bacteria burst out of normal cells killing them b viruses replicate inside respiratory cells c bacteria inject dna into normal cells d viruses insert dna into bacteria

(6.02 mc)what affect do marine protected areas have on environmental quality? they increase environmental quality by preventing resource overuse. they increase environmental quality by adding new species. they decrease environmental quality by removing all human activity. they decrease environmental quality by adding recycling facilities.

2points what do bacteria have in common with the cells of other living organisms?