Answer:
In a nutshell, weather is the atmospheric conditions for a short period of time. Climate is the atmospheric conditions over a long period of time.
Since Australia is located in the Pacific ocean, extremes of weather and climate happen throughout a season. El Niño is traditionally defined as a dry climate with reduced rainfall; in this happens to be more extreme in Australia because of its location. La Niña on the other hand is traditionally defined as a wet or cool climate with lots of rainfall; and this is indifferent as La Niña in Australia tend to be more extreme too.
The idea that all living things are composed of cells and that all cells come from other cells defines the cell theory.
Hope this helps! :)
Onion (Allium) and Banana (Musa) are both eukaryotes and both have cell walls.