Pasteur's work with bacteria and disease included work on chicken cholera. during his work, one culture of cholera-causing bacteria spoiled and failed to induce the disease in some chickens pasteur was trying to infect. pasteur used these healthy chickens again, this time infecting them with live, healthy bacteria. the chickens did not get sick. he discovered that the weakened bacteria had caused the chickens to become immune to cholera. pasteur had discovered an idea we use today, to keep us from getting certain disease. he discovered the use of a). antibiotics b). pasteurization c). prescriptions d). vaccines

For a to be healthy, it has to have lots of different kinds of plants and animals. all of the different types of plants and animals in an ecosystem. name four types of ecosystems from those listed in the video. b) c) d) most living things live here. all living things depend on how an ecosystem like a game of sticks? why should we build new buildings on existing land? name four extinct species from those listed in the video. b) c) d) the best way to wipe out a species is to the largest ecosystem in the world is this percent of the world is covered by water. how many of all species in the world live in the ocean? list five things you can do to increase biodiversity. b) c) d) e) how many species are we losing per hour?

Osmosis is often viewed incorrectly as a process driven directly by differences in solute concentration across a selectively permeable membrane. what really drives osmosis? view available hint(s)osmosis is often viewed incorrectly as a process driven directly by differences in solute concentration across a selectively permeable membrane. what really drives osmosis? the first law of thermodynamicsthe difference in the height of water columns on either side of a selectively permeable membranethe difference in water concentration across a selectively permeable membranethe difference in sugar or ion concentration across a selectively permeable membrane

What are levels of ecology and how can we remember them