Vibrio cholerae lives in water and gets the genes to produce a toxin from a virus (phage conversion). The toxin kills the intestinal epithelial cells in the human host resulting in massive diarrhea. Untreated cholera has about a 50% mortality rate. How does killing humans help the bacteria?

Why did rutherford say that bombarding atoms with particles was like "playing with marbles" what

In the presence of oxygen, glycolysis is followed a. the krebs cycle b. lactic acid fermentation c. alcoholic fermentation d. photosynthesis

Monarch butterflies have brightly colored orange wings with black patterns on them, making them easily visible to birds that eat butterflies and moths, yet birds rarely eat the monarchs. likewise, the monarch caterpillars are brightly striped yellow and white and black, and they also are rarely eaten by birds, although some wasps will attack them and feed them to their young. what can be inferred from these observations? monarchs must threaten and attack birds, but not wasps. monarchs have a way of discouraging bird predation that does not involve hiding. monarchs’ wings are so colorful that most birds must find them difficult to eat. monarchs lay more eggs than other less conspicuous butterflies.